With President Clinton presiding, Israeli Prime Minister Yitzhak Rabin (left) and Palestinian leader Yasser Arafat signed an interim peace accord at the White House in 1993. Twenty years later, President Obama is heading to the region with peace efforts in the deep freeze. Ron Edmonds /AP hide caption

itoggle caption Ron Edmonds /AP

Emad Burnat, a Palestinian who co-directed the Oscar-nominated documentary 5 Broken Cameras, displays the cameras destroyed by Israeli settlers and security forces. Kino Lorbor Inc./AP hide caption

itoggle caption Kino Lorbor Inc./AP

Palestinian women harvest olive trees near the occupied West Bank village of Deir Samet near the town of Hebron. Hazem Bader/AFP/Getty Images hide caption

itoggle caption Hazem Bader/AFP/Getty Images

Dan Senor, senior national security aide to Mitt Romney, speaks to the press en route to Israel from London on Saturday. Jason Reed/Reuters /Landov hide caption

itoggle caption Jason Reed/Reuters /Landov