U.S. President Barack Obama & U.K. Prime Minister David Cameron

U.S. President Barack Obama & U.K. Prime Minister David Cameron

Matt Dunham/WPA/Pool/Getty Images

U.S. President Barack Obama, center, reacts as the sun comes out as he works alongside U.K. Prime Minister David Cameron, helping students work on a school project about the G-8 summit during a visit to the Enniskillen Integrated Primary School on June 17, 2013 in Enniskillen, Northern Ireland.