MEXICO CITY, MEXICO - MAY 27: Enrique Peña Nieto President of Mexico and Miguel Herrera coach of Mexico during a Mexico National Team Farewell Ceremony at Palacio Nacional de la Ciudad de México on May 27, 2014 in Mexico City, Mexico. (Photo by Edgar Negrete/Clasos/LatinContent/Getty Images)

(L-R) Mexico City's Mayor Miguel Mancera, Mexican Foreign Minister Antonio Meade and Mexican President Enrique Pena Nieto smile during a tour of the exhibition "Armed Forces, Pride for Serving Mexico" at Zocalo Square in Mexico City, following a ceremony involving the Armed Foreces, on February 15, 2013. AFP PHOTO/Alfredo ESTRELLA (Photo credit should read ALFREDO ESTRELLA/AFP/Getty Images)

MEXICO CITY, MEXICO - DECEMBER 01: Mexican President Elect Enrique Peña Nieto, arrives at the National Congress where will be sworn officially as Mexico's new President December 01, 2012 in Mexico City, Mexico. (Photo by Miguel Tovar/LatinContent/Getty Images)

Mexican President Enrique Pena Nieto (C) along with his wife Angelica Rivera (L) is received upon arriving to Costa Rica by Costa Rican President Laura Chinchila (R) at the Museum of Costa Rican Art on February 19, 2013 in San Jose. AFP PHOTO/Ezequiel BECERRA (Photo credit should read EZEQUIEL BECERRA/AFP/Getty Images)

MEXICO CITY, MEXICO - MAY 27: Enrique Peña Nieto President of Mexico and Miguel Herrera coach of Mexico during a Mexico National Team Farewell Ceremony at Palacio Nacional de la Ciudad de México on May 27, 2014 in Mexico City, Mexico. (Photo by Edgar Negrete/Clasos/LatinContent/Getty Images)

(L-R) Mexico City's Mayor Miguel Mancera, Mexican Foreign Minister Antonio Meade and Mexican President Enrique Pena Nieto smile during a tour of the exhibition "Armed Forces, Pride for Serving Mexico" at Zocalo Square in Mexico City, following a ceremony involving the Armed Foreces, on February 15, 2013. AFP PHOTO/Alfredo ESTRELLA (Photo credit should read ALFREDO ESTRELLA/AFP/Getty Images)

MEXICO CITY, MEXICO - DECEMBER 01: Mexican President Elect Enrique Peña Nieto, arrives at the National Congress where will be sworn officially as Mexico's new President December 01, 2012 in Mexico City, Mexico. (Photo by Miguel Tovar/LatinContent/Getty Images)

Mexican President Enrique Pena Nieto (C) along with his wife Angelica Rivera (L) is received upon arriving to Costa Rica by Costa Rican President Laura Chinchila (R) at the Museum of Costa Rican Art on February 19, 2013 in San Jose. AFP PHOTO/Ezequiel BECERRA (Photo credit should read EZEQUIEL BECERRA/AFP/Getty Images)