Mexican President Enrique Pena Nieto (R) and his wife, President of the Consultant Citizen Council of the National System for Mexico's Families Integral Development, Angelica Rivera (L), attend the ceremony held to celebrate his first 100 days of government, at the National Palace, in Mexico City, capital of Mexico, on March 10, 2013. (Xinhua/Rodrigo Oropeza)

 Mexican President Enrique Pena Nieto gives a speech during a ceremony held to celebrate his first 100 days of government, at the National Palace, in Mexico City, capital of Mexico, on March 10, 2013. (Xinhua/Rodrigo Oropeza)

Mexican President Enrique Pena Nieto gives a speech during a ceremony held to celebrate his first 100 days of government, at the National Palace, in Mexico City, capital of Mexico, on March 10, 2013. (Xinhua/Rodrigo Oropeza)

 Mexican President Enrique Pena Nieto gives a speech during a ceremony held to celebrate his first 100 days of government, at the National Palace, in Mexico City, capital of Mexico, on March 10, 2013. (Xinhua/Rodrigo Oropeza)

Mexican President Enrique Pena Nieto gives a speech during a ceremony held to celebrate his first 100 days of government, at the National Palace, in Mexico City, capital of Mexico, on March 10, 2013. (Xinhua/Rodrigo Oropeza)