Federal and local prosecutors said Peralta was killed in Ciudad Juarez on Tuesday, and his body was identified by authorities on Wednesday afternoon.Mexican officials had offered a five million peso ($400,000) reward for Peralta's capture.

Peralta served as a police commander in Chihuahua until 2009.At the time of his death, he was wanted for at least 96 homicides carried out in the course of a bloody turf war between rival gangs, much of it centered in this northern border city, the home base of the Juarez cartel.More than 3,100 people were killed last year as a result of drug-related violence in Ciudad Juarez, one of the world's most dangerous cities.