U.S. Vice President Joe Biden poses for photos with children as he tours the Santa Marta slum, as a special force police officer stands by in Rio de Janeiro, Brazil, Thursday, May 30, 2

 

              U.S. Vice President Joe Biden poses for photos with children as he tours the Santa Marta slum, as a special force police officer stands by in Rio de Janeiro, Brazil, Thursday, May 30, 2
U.S. Vice President Joe Biden poses for photos with children as he tours the Santa Marta slum, as a special force police officer stands by in Rio de Janeiro, Brazil, Thursday, May 30, 2013. Biden met residents of the hillside slum in Rio's south zone during a 30-minute visit. (AP Photo/Victor R. Caivano)