President Barack Obama and Mexico’s President Enrique Pena Nieto shake hands at a news conference at the Palacio Nacional in Mexico City, Thursday, May 2, 2013. (AP Photo/Pablo Martinez

 

              President Barack Obama and Mexico’s President Enrique Pena Nieto shake hands at a news conference at the Palacio Nacional in Mexico City, Thursday, May 2, 2013. (AP Photo/Pablo Martinez
President Barack Obama and Mexico’s President Enrique Pena Nieto shake hands at a news conference at the Palacio Nacional in Mexico City, Thursday, May 2, 2013. (AP Photo/Pablo Martinez Monsivais)