Presidential candidate Enrique Pena Nieto, left, of the Institutional Revolutionary Party (PRI), reacts to the crowd as his wife Angelica Rivera applauds, during his closing campaign ra

 

              Presidential candidate Enrique Pena Nieto, left, of the Institutional Revolutionary Party (PRI), reacts to the crowd as his wife Angelica Rivera applauds, during his closing campaign ra
Presidential candidate Enrique Pena Nieto, left, of the Institutional Revolutionary Party (PRI), reacts to the crowd as his wife Angelica Rivera applauds, during his closing campaign rally in Toluca, Mexico, Wednesday, June 27, 2012. Mexico will hold its presidential election on Sunday. (AP Photo/Andres Leighton)