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Israeli students welcome U.S. Secretary of State John Kerry prior to President Obama’s speech at the Jerusalem Convention Center on March 21, 2013.

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President Obama and U.S. Secretary of State John Kerry are greeted by Bethlehem Mayor Vera Baboun, left, and Palestinian Authority President Mahmoud Abbas, right, upon arrival at the Church of the Nativity in Bethlehem on March 22, 2013.

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Secretary of State John Kerry and Jordan’s King Abdullah II chat as Air Force One departs Amman on March 23, 2013.

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Secretary of State John Kerry visits Palestinian President Mahmoud Abbas at his home in Amman, Jordan on March 23, 2013.

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Secretary of State John Kerry and Israeli Prime Minister Benjamin Netanyahu before their working dinner in Jerusalem on March 23, 2013.

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Secretary of State John Kerry greets the flight crew that transported him to Baghdad, Iraq on March 24, 2013.

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Secretary of State John Kerry steps off military transport in Baghdad, Iraq on March 24, 2013.

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Secretary of State John Kerry greets Iraqi Council of Representatives Speaker Usama al-Nujayfi in Baghdad, Iraq on March 24, 2013.

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Secretary of State John Kerry surveys Baghdad as he travels to meetings during an unannounced stop to Baghdad, Iraq on March 24, 2013.

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Secretary of State John Kerry meets with Iraqi Council of Representatives Speaker Usama al-Nujayfi in Baghdad, Iraq on March 24, 2013.

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Secretary of State John Kerry flies over the Arch of Triumph in Baghdad, Iraq during his visit on March 24, 2013.

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Secretary of State John Kerry shakes hand with U.S. Ambassador to Afghanistan James B. Cunningham after arriving at the Kabul Airport in Kabul, Afghanistan on March 25, 2013.

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Secretary of State John Kerry steps of a U.S. military helicopter upon arriving in Kabul, Afghanistan on March 24, 2013.

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Secretary of State John Kerry meets with Afghan President Hamid Karzai at the Presidential Palace in Kabul, Afghanistan on March 25, 2013.

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Secretary of State John Kerry delivers remarks with Afghan President Hamid Karzai during a joint press conference at the Presidential Palace in Kabul, Afghanistan on March 25, 2013.

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Secretary of State John Kerry delivers remarks with Afghan President Hamid Karzai in Kabul, Afghanistan on March 25, 2013.

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Secretary of State John Kerry tours local businesses in Kabul, Afghanistan on March 26, 2013.

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Secretary of State John Kerry (center), U.S. Ambassador to Afghanistan James Cunningham (near left), and Senior Deputy Special Representative for Afghanistan and Pakistan David Pierce (near right) participate in a roundtable discussion with elections stakeholders in Kabul, Afghanistan on March 26, 2013.

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Secretary of State John Kerry looks out the window of a Blackhawk helicopter as he flies over Kabul, Afghanistan, March 26, 2013.

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Secretary of State John Kerry speaks to U.S Embassy Kabul staff and families in Kabul, Afghanistan on March 26, 2013.

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Secretary of State John Kerry speaks with U.S. Marine Corps General Joseph Dunford, as U.S. Ambassador to Afghanistan James Cunningham listens, in Kabul, Afghanistan, March 26, 2013.

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U.S. Secretary of State John Kerry departs the U.S. Embassy in Kabul in a U.S. military Blackhawk helicopter on March 26, 2013.

Pete Souza/White House

President Barack Obama meets National Security Advisor Tom Donilon, left, and Ben Rhodes, Deputy National Security Advisor for Strategic Communications, in the conference room aboard Air Force One en route to Tel Aviv, Israel, March 20, 2013.

Pete Souza/White House

President Barack Obama pauses as the national anthem of the United States is played during the official arrival ceremony at Ben Gurion International Airport in Tel Aviv, Israel, March 20, 2013. The President is flanked by Israeli President Shimon Peres, left, and Israeli Prime Minister Benjamin Netanyahu.

Chuck Kennedy/White House

President Barack Obama and Israeli Prime Minister Benjamin Netanyahu talk with members of the Israeli Defense Forces in front of an Iron Dome launcher unit at Ben Gurion International Airport in Tel Aviv, Israel, March 20, 2013.

Pete Souza/White House

President Barack Obama shakes hands with Israeli Prime Minister Benjamin Netanyahu during the official arrival ceremony at Ben Gurion International Airport in Tel Aviv, Israel, March 20, 2013. Israeli President Shimon Peres stands at left.

Pete Souza/White House

President Barack Obama walks across the tarmac with Israeli Prime Minister Benjamin Netanyahu at Ben Gurion International Airport in Tel Aviv, Israel, March 20, 2013.

Chuck Kennedy/White House

Kelly Adams-Smith, Executive Secretary for NSS, left, and Danielle Crutchfield, Director of Scheduling and Advance, wait aboard a helicopter at Ben Gurion Airport in Tel Aviv, Israel, before departing for Jerusalem, March 20, 2013. Air Force One is seen in the background.

Chuck Kennedy/White House

President Barack Obama and Israeli President Shimon Peres approach the stage for a joint press conference at the President’s residence in Jerusalem, March 20, 2013.

Pete Souza/White House

President Barack Obama and Israeli President Shimon Peres participate in a press conference at the President’s residence in Jerusalem, March 20, 2013.

Pete Souza/White House

President Barack Obama greets members of Hora, a local children’s dance troupe, before departing Israeli President Shimon Peres’ residence in Jerusalem, March 20, 2013.

Pete Souza/White House

President Barack Obama talks with senior advisors before a press conference with Israeli Prime Minister Benjamin Netanyahu, at the Prime Minister’s residence in Jerusalem, March 20, 2013. Pictured, from left, are: National Security Advisor Tom Donilon; Pete Rouse, Counselor to the President; Press Secretary Jay Carney; Senior Advisor Dan Pfeiffer; and Ben Rhodes, Deputy National Security Advisor for Strategic Communications.

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President Barack Obama talks with Israeli Prime Minister Benjamin Netanyahu before a press conference at the Prime Minister’s residence in Jerusalem, March 20, 2013.

Pete Souza/White House

President Barack Obama participates in a joint press conference with Israeli Prime Minister Benjamin Netanyahu at the Prime Minister’s residence in Jerusalem, March 20, 2013.

Pete Souza/White House

President Barack Obama, along with members of the American and Israeli delegations, listen to a musical performance following a working dinner with Israeli Prime Minister Benjamin Netanyahu at the Prime Minister’s residence in Jerusalem, March 20, 2013.

Pete Souza/White House

President Barack Obama and Israeli Prime Minister Benjamin Netanyahu walk the grounds at The Israel Museum in Jerusalem, March 21, 2013.

Pete Souza/White House

President Barack Obama views the Dead Sea Scrolls at The Israel Museum in Jerusalem, March 21, 2013.

Pete Souza/White House

President Barack Obama, accompanied by Israeli Prime Minister Benjamin Netanyahu, views the Dead Sea Scrolls at The Israel Museum in Jerusalem, March 21, 2013.

Pete Souza/White House

President Barack Obama talks privately with Israeli Prime Minister Benjamin Netanyahu after viewing the Dead Sea Scrolls at The Israel Museum in Jerusalem, March 21, 2013.

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President Barack Obama and President Mahmoud Abbas of the Palestinian Authority pause as the national anthem of the United States is played during an official arrival ceremony in the courtyard of the Mugata Presidential Compound in Ramallah, the West Bank, March 21, 2013.

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President Barack Obama and President Mahmoud Abbas of the Palestinian Authority participate in a bilateral meeting at the Mugata Presidential Compound in Ramallah, the West Bank, March 21, 2013.

Pete Souza/White House

Secretary of State John Kerry talks with President Mahmoud Abbas of the Palestinian Authority at the Mugata Presidential Compound in Ramallah, the West Bank, March 21, 2013.

Pete Souza/White House

President Barack Obama participates in a press conference with President Mahmoud Abbas of the Palestinian Authority at the Mugata Presidential Compound in Ramallah, the West Bank, March 21, 2013.

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President Barack Obama watch a dance performance at the Al-Bireh Youth Resource Development Center in Ramallah, the West Bank, March 21, 2013. Dr. Samih Al-Abed, Chairman of the Board, Al-Bireh Youth Resource Development Center, left, and Prime Minister Salam Fayyad of the Palestinian Authority are seated with the President.

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President Barack Obama meets with Prime Minister Salam Fayyad of the Palestinian Authority at the Al-Bireh Youth Resource Development Center in Ramallah, the West Bank, March 21, 2013.

Pete Souza/White House

President Barack Obama participates in a youth roundtable at the Al-Bireh Youth Resource Development Center in Ramallah, the West Bank, March 21, 2013.

Pete Souza/White House

President Barack Obama departs aboard Marine One from the landing zone in Ramallah, the West Bank, March 21, 2013.

Pete Souza/White House

President Barack Obama walks on stage before delivering remarks at the Jerusalem Convention Center in Jerusalem, March 21, 2013.

Chuck Kennedy/White House

President Barack Obama delivers remarks at the Jerusalem Convention Center in Jerusalem, March 21, 2013.

Pete Souza/White House

Members of the audience listen as President Barack Obama delivers remarks at the Jerusalem Convention Center in Jerusalem, March 21, 2013.

Pete Souza/White House

President Barack Obama waves to the audience after delivering remarks at the Jerusalem Convention Center in Jerusalem, March 21, 2013.

Pete Souza/White House

President Barack Obama shakes hands during a meet and greet at the U.S. Consulate in Jerusalem, March 21, 2013.

Chuck Kennedy/White House

President Barack Obama receives the Medal of Distinction from Israeli President Shimon Peres during a State Dinner at the President’s residence in Jerusalem, March 21, 2013.

Pete Souza/White House

President Barack Obama and Israeli President Shimon Peres toast during a State Dinner at the President’s residence in Jerusalem, March 21, 2013.

Pete Souza/White House

President Barack Obama listens to a musical performance during a State Dinner hosted by Israeli President Shimon Peres at the President’s Residence in Jerusalem, March 21, 2013.

Pete Souza/White House

President Barack Obama talks with guests before departing the President’s residence in Jerusalem, March 21, 2013. Secretary of State John Kerry talks with Israeli President Shimon Peres at left.

Pete Souza/White House

President Barack Obama signs a guestbook after visiting the grave of Theodor Herzl during his visit to Mount Herzl in Jerusalem, March 22, 2013. Israeli Prime Minister Benjamin Netanyahu and Israeli President Shimon Peres stand with the President.

Pete Souza/White House

President Barack Obama pauses after placing a wreath at the grave of Yitzhak and Leah Rabin, during his visit to Mount Herzl, in Jerusalem, March 22, 2013.

Pete Souza/White House

President Barack Obama visits the Yad Vashem Holocaust Museum in Jerusalem, March 22, 2013. Standing with the President, from left, are: Rabbi Yisrael Meir Lau; Israeli President Shimon Peres; Israeli Prime Minster Benjamin Netanyahu; and Avner Shalev, Chairman of the Yad Vashem Directorate.

Chuck Kennedy/White House

President Barack Obama visits the Hall of Names during his visit to the Yad Vashem Holocaust Museum in Jerusalem, March 22, 2013. Standing with the President, from left, are: Rabbi Yisrael Meir Lau; Israeli Prime Minster Benjamin Netanyahu; Avner Shalev, Chairman of the Yad Vashem Directorate; and Israeli President Shimon Peres.

Chuck Kennedy/White House

President Barack Obama visits the Hall of Names during his visit to the Yad Vashem Holocaust Museum in Jerusalem, March 22, 2013. Standing with the President, from left, are: Rabbi Yisrael Meir Lau; Israeli Prime Minster Benjamin Netanyahu; Avner Shalev, Chairman of the Yad Vashem Directorate; and Israeli President Shimon Peres.

Chuck Kennedy/White House

President Barack Obama pauses after adjusting a wreath placed in the Hall of Remembrance during his visit to the Yad Vashem Holocaust Museum in Jerusalem, March 22, 2013. Standing behind the President, from left, are: Rabbi Yisrael Meir Lau; Israeli President Shimon Peres; Israeli Prime Minster Benjamin Netanyahu; and Avner Shalev, Chairman of the Yad Vashem Directorate.

Pete Souza/White House

President Barack Obama and Israeli Prime Minister Benjamin Netanyahu look out a window before their lunch at the King David Hotel in Jerusalem, March 22, 2013.

Pete Souza/White House

Phil Gordon, White House Coordinator for the Middle East, North Africa, and the Gulf Region, left, Ambassador Dan Shapiro, center, and Prem Kumar, Acting Senior Director for Middle East and North Africa, confer in a hallway as President Barack Obama has lunch with Israeli Prime Minister Benjamin Netanyahu at the King David Hotel in Jerusalem, March 22, 2013.

Pete Souza/White House

President Barack Obama and President Mahmoud Abbas of the Palestinian Authority enter the Church of the Nativity in Bethlehem, the West Bank, March 22, 2013.

Pete Souza/White House

President Barack Obama lights candles as he tours the crypt containing the birthplace of Jesus during his visit to the Church of the Nativity in Bethlehem, the West Bank, March 22, 2013.

Pete Souza/White House

President Barack Obama tours the crypt containing the birthplace of Jesus during his visit to the Church of the Nativity in Bethlehem, the West Bank, March 22, 2013.

Pete Souza/White House

President Barack Obama and President Mahmoud Abbas of the Palestinian Authority talk following their tour of the Church of the Nativity in Bethlehem, the West Bank, March 22, 2013.

Chuck Kennedy/White House

Clergy watch as the President’s motorcade prepares to depart the Church of the Nativity in Bethlehem, the West Bank, March 22, 2013.

Pete Souza/White House

President Barack Obama and Israeli President Shimon Peres embrace during a departure ceremony at Ben Gurion International Airport in Tel Aviv, Israel, March 22, 2013.

Pete Souza/White House

A motorcycle escort accompanies President Barack Obama’s motorcade as it arrives at the Al Hummar Palace in Amman, Jordan, March 22, 2013.

Pete Souza/White House

President Barack Obama is greeted by King Abdullah II of Jordan upon his arrival at Al Hummar Palace in Amman, Jordan, March 22, 2013.

Chuck Kennedy/White House

Members of the White House press corps pass in front of Jordanian soldiers mounted on camels during the official arrival ceremony at Al Hummar Palace in Amman, Jordan, March 22, 2013.

Chuck Kennedy/White House

President Barack Obama and King Abdullah II of Jordan inspect the honor guard during the official arrival ceremony at Al Hummar Palace in Amman, Jordan, March 22, 2013.

Pete Souza/White House

President Barack Obama and King Abdullah II of Jordan stand at the dais as the honor guard is dismissed during the official arrival ceremony at Al Hummar Palace in Amman, Jordan, March 22, 2013.

Pete Souza/White House

Jordanian guards prepare to open a door at the Al Hummar Palace in Amman, Jordan, March 22, 2013.

Chuck Kennedy/White House

President Barack Obama and King Abdullah II of Jordan participate in a bilateral meeting at Al Hummar in Amman, Jordan, March 22, 2013. Secretary of State John Kerry is seated at left.

Pete Souza/White House

President Barack Obama and King Abdullah II 0f Jordan participate in a joint press conference at Al Hummar Palace in Amman, Jordan, March 22, 2013.

Pete Souza/White House

President Barack Obama shake hands during a meet and greet with U.S. Embassy staff at the Four Seasons Hotel in Amman, Jordan, March 23, 2013.

Pete Souza/White House

A United States Secret Service agent stands watch as Marine One descends towards a landing zone near Petra, Jordan, March 23, 2013.

Pete Souza/White House

President Barack Obama views the area near the Treasury during a walking tour of the ancient city of Petra in Jordan, March 23, 2013.

Pete Souza/White House

President Barack Obama watches as a vendor writes a name using colored sand in a bottle during a walking tour of the ancient city of Petra in Jordan, March 23, 2013.

Pete Souza/White House

President Barack Obama and Dr. Suleiman A.D. Al Farajat, a University of Jordan tourism professor, jump from a ledge of the Nabataean Amphitheater during a walking tour the ancient city of Petra in Jordan, March 23, 2013.

Pete Souza/White House

A Jordanian soldier stands watch from a portion of the Nabataean Amphitheater as President Barack Obama and Dr. Suleiman walk through the ancient city of Petra, Jordan, March 23, 2013.

Chuck Kennedy/White House

President Barack Obama’s motorcade departs the ancient city of Petra in Jordan, March 23, 2013.

Pete Souza/White House

King Abdullah II of Jordan waves to President Barack Obama as he boards Air Force One at Queen Alia International Airport in Amman, Jordan, March 23, 2013.

Photo by Eric Draper

Former Governor Sarah Palin of Alaska speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Former Governor Sarah Palin of Alaska speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Former Governor Sarah Palin of Alaska speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Senator Rand Paul of Kentucky speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Congresswoman Michele Bachmann of Minnesota speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Governor Rick Perry of Texas speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Donald Trump speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Congressman Paul Ryan of Wisconsin speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Congressman Paul Ryan of Wisconsin speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Tucker Carlson speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Wayne LaPierre speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Wayne LaPierre speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Wayne LaPierre speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Former Senator Rick Santorum of Pennsylvania speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Former Governor Mitt Romney of Massachusetts speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Former Governor Mitt Romney of Massachusetts speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Governor Bobby Jindal of Louisiana speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Majority Leader Eric Cantor of Virginia speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

William Lee Golden performing at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Congressman Steve King of Iowa speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Ben Carson speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Senator Ted Cruz of Texas speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Phyllis Schlafly speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Ann Coulter speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Grover Norquist speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Former Governor Jeb Bush of Florida speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Gage Skidmore

Former Speaker of the House Newt Gingrich speaking at the 2013 Conservative Political Action Conference (CPAC) in National Harbor, Maryland.

Photo by Ethan Wilkes

Photo of Pyongyang Sunan International Airport in the country’s capital taken in 2007.

Photo by Ethan Wilkes

Photo of Incheon International Airport in the country’s capital taken in 2o09.

Photo by Ethan Wilkes

Pyongyang subway platform taken in 2007.

Photo by Ethan Wilkes

Seoul subway terminal taken in 2009.

Photo by Ethan Wilkes

Pyongyang subway mural emphasizing industrialization taken in 2007.

Photo by Ethan Wilkes

Passenger waiting for subway doors to open in Seoul’s subway taken in 2009.

Photo by Ethan Wilkes

Portraits of Kim Il-Sung and Kim Jong-Il in a subway car in Pyongyang, North Korea taken in 2007.

Photo by Ethan Wilkes

Subway passengers in Seoul, South Korea during rush hour taken in 2009.

Photo by Ethan Wilkes

Photo of Pyongyang’s skyline taken in 2007.

Photo by Ethan Wilkes

Photo of Seoul’s skyline taken in 2009.

Photo by Ethan Wilkes

Mural in Pyongyang, North Korea during the day taken in 2007.

Photo by Ethan Wilkes

Commuters during the day in Seoul, South Korea taken in 2009.

Photo by Ethan Wilkes

North Korean family in Pyongyang, North Korea taken in 2007.

Photo by Ethan Wilkes

Shoppers out for the day in Seoul, South Korea taken in 2009.

Photo by Ethan Wilkes

North Korean traffic cop in Pyongyang, North Korea taken in 2007.

Photo by Ethan Wilkes

Intersection in Seoul, South Korea taken in 2009.

Photo by Ethan Wilkes

Government building in Pyongyang, North Korea taken in 2007.

Photo by Ethan Wilkes

Architecture in Seoul, South Korea taken in 2009.

Photo by Ethan Wilkes

North Korean sponsored display of greatness in Pyongyang taken in 2007.

Photo by Ethan Wilkes

South Koreans enjoying their evening in Seoul taken in 2009.

Photo by Ethan Wilkes

North Koreans enjoying their leisure time in Pyongyang taken in 2007.

Photo by Ethan Wilkes

South Koreans enjoying their leisure time in Seoul taken in 2009.

Photo by Ethan Wilkes

Tour of the DMZ on the North Korean side taken in 2007.

Photo by Ethan Wilkes

Tour of the DMZ on the South Korean side taken in 2009.

Photo by Ethan Wilkes

Monument in Pyongyang, North Korea taken in 2007.

Photo by Ethan Wilkes

Monument in Seoul, South Korea taken in 2009.

Photo by Ethan Wilkes

North Korean guard in Pyongyang, North Korea taken in 2007.

Photo by Ethan Wilkes

South Korean guard in Seoul, South Korea taken in 2009.

Photo by Ethan Wilkes

North Korean train station taken in 2007.

Photo by Ethan Wilkes

South Korean train station taken in 2009.

Photo by Ethan Wilkes

Street view in Pyongyang, North Korea taken in 2007.

Photo by Ethan Wilkes

Street view in Seoul, South Korea taken in 2009.