Forensic personnel inspect the body of a man gunned down at the banks of the Santa Catarina river in Guadalupe, neighbouring Monterrey May 13, 2010. Three men were found dead in different points of the city early Thursday, two of them with their hands taped behind their backs with signs of torture and one more with a shot in the head, according to local media. In the past 48 hours eight people have been killed. REUTERS/Tomas Bravo (MEXICO - Tags: MILITARY SOCIETY CIVIL UNREST POLITICS)