U.S., Cuban presidents hold face-to-face talks in half a century (3)

Cuban leader Raul Castro (L, Back) meets with U.S. President Barack Obama (R, Back) on the sidelines of the 7th Summit of the Americas in Panama City, capital of Panama, on April 11, 2015. U.S. and Cuban leaders held first face-to-face talks in over half a century on Saturday in Panama City, amid detente between the two nations. (Xinhua/Estudios Revolucion/Pool/Prensa Latina)