wcc05102013

U.S. President Barack Obama delivers a speech at the Anthropology Museum during his visit to Mexico City May 3, 2013. REUTERS/Kevin Lamarque (MEXICO - Tags: POLITICS)

U.S. President Barack Obama delivers a speech at the Anthropology Museum during his visit to Mexico City May 3, 2013. REUTERS/Kevin Lamarque (MEXICO – Tags: POLITICS)