1 of 9. Enrique Pena Nieto (C), presidential candidate of the Institutional Revolutionary Party (PRI), greets supporters next to campaign manager Luis Videgaray (L) and PRI party president Pedro Joaquin Coldwell, after exit polls showed him in first place, in Mexico City July 1, 2012.
Credit: Reuters/Tomas Bravo
Credit: Reuters/Tomas Bravo