Mexico's new president: Enrique Pena Nieto

Presidential candidate Enrique Pena Nieto waves to supporters at his party's headquarters in Mexico City, early Monday, July 2, 2012. Mexico's old guard sailed back into power after a 12-year hiatus Sunday as the official preliminary vote count handed a victory to Enrique Pena Nieto, whose party was long accused of ruling the country through corruption and patronage. (AP Photo/Christian Palma)