Una mujer marca el dedo de un votante en Ciudad de México este 5 de julio de 2009, durante las elecciones generales que permitirán renovar los 500 escaños de la Cámara de Diputados, elegir a los gobernadores de seis estados y otros cargos locales, jornada que se inició con retrasos en la instalación de algunas casillas pero en un ambiente de calma general, según informaron las autoridades. EFE

A man holds his electoral card as he waits to cast his vote in elections in Mexico City, Sunday, July 5, 2009. Mexicans went to the polls Sunday in elections for hundreds of mayors, six governorships and all seats in the lower house of Congress, in a vote that could decide the future of President Felipe Calderon's anti-crime and economic policies. AP

El presidente de México, Felipe Calderón (d), y su esposa, Margarita Zavala (i), muestran su pulgar después de votar en Ciudad de México este 5 de julio de 2009, durante las elecciones generales que permitirán renovar los 500 escaños de la Cámara de Diputados, elegir a los gobernadores de seis estados y otros cargos locales, jornada que se inició con retrasos en la instalación de algunas casillas pero en un ambiente de calma general, según informaron las autoridades. EFE

A man carries his vote past a sculpture with a sign that reads in Spanish: "The vote is free and secret, " during mid term elections in Mexico City, Sunday, July 5, 2009. Mexicans went to the polls Sunday in elections for hundreds of mayors, six governorships and all seats in the lower house of Congress, in a vote that could decide the future of President Felipe Calderon's anti-crime and economic policies. AP

A boy helps his mother to cast her vote on a polling station in Hermosillo, northern Mexico, Sunday, July 5, 2009. Mexicans went to the polls Sunday in elections for hundreds of mayors, six governorships and all seats in the lower house of Congress, in a vote that could decide the future of President Felipe Calderon's anti-crime and economic policies. AP

A man casts his vote during elections in Mexico City, Sunday, July 5, 2009. Mexicans went to the polls Sunday in elections for hundreds of mayors, six governorships and all seats in the lower house of Congress, in a vote that could decide the future of President Felipe Calderon's anti-crime and economic policies. AP

A boy looks at his mother casting her vote during mid term elections in Mexico City, Sunday, July 5, 2009. Mexicans went to the polls Sunday in elections for hundreds of mayors, six governorships and all seats in the lower house of Congress, in a vote that could decide the future of President Felipe Calderon's anti-crime and economic policies. AP

People line up to cast their votes during elections in Hermosillo, Mexico, Sunday, July 5, 2009. Mexicans went to the polls Sunday in elections for hundreds of mayors, six governorships and all seats in the lower house of Congress, in a vote that could decide the future of Calderon's anti-crime and economic policies. AP

A Mazahua woman prepares to vote during midterm congressional elections in the outskirts of Zitacuaro, in Mexico's Michoacan state, Sunday, July 5, 2009. Mexicans went to the polls Sunday in elections for hundreds of mayors, six governorships and all seats in the lower house of Congress, in a vote that could decide the future of President Felipe Calderon's anti-crime and economic policies. AP