President Barack Obama answers questions during the news conference with Mexico’s President Enrique Pena Nieto, at the Palacio Nacional in Mexico City, Thursday, May 2, 2013. (AP Photo/

 

              President Barack Obama answers questions during the news conference with Mexico’s President Enrique Pena Nieto, at the Palacio Nacional in Mexico City, Thursday, May 2, 2013. (AP Photo/
President Barack Obama answers questions during the news conference with Mexico’s President Enrique Pena Nieto, at the Palacio Nacional in Mexico City, Thursday, May 2, 2013. (AP Photo/Pablo Martinez Monsivais)