In this photo taken on Thursday, June 21, 2012, Democratic Revolution Party, PRD, supporters hold banners of senatorial candidate Fidel Demedicis during a campaign rally on a soccer fie

 

              In this photo taken on Thursday, June 21, 2012, Democratic Revolution Party, PRD, supporters hold banners of senatorial candidate Fidel Demedicis during a campaign rally on a soccer fie
In this photo taken on Thursday, June 21, 2012, Democratic Revolution Party, PRD, supporters hold banners of senatorial candidate Fidel Demedicis during a campaign rally on a soccer field, in Temixco, on the outskirts of Cuernavaca, Mexico. As Mexicans head to the ballot box Sunday, drug cartels are registering their votes with scare tactics and cold, hard cash to make sure whoever is elected doesn’t interfere with their lucrative operations. (AP Photo/Alexandre Meneghini)