Former Ruling Party Expected to Win Mexico Vote - WSJ

CHIMALHUACAN, Mexico—The polls closed Sunday evening as Mexicans picked a new president, a three-way race widely expected to sweep its former ruling party back into power amid anxieties about drug violence and a limp economy.

Enrique Peña Nieto of the Institutional Revolutionary Party, known as the PRI, had a big lead in pre-election polls released Wednesday. Mr. Peña Nieto had about 45% support versus 29% for leftist Andrés Manuel López Obrador and 24% for Josefina Vázquez Mota, Mexico's first major female candidate and a member of President Felipe Calderón's conservative National Action Party, or PAN.

However, the polls assigned undecided ...