A car bomb on Thursday in front of a local government's public security office in central Mexico injured three police officers, the secretariat said, in an uncommon type of attack in one of the country's most violent states.

ACAMBARO, Mexico -- A car bomb left outside a police station in the town of Acambaro in western Mexico has wounded three people, prosecutors in the violence-wracked state of Guanajuato said Thursday. They said another explosion occurred in the nearby town of Jerecuaro, but nobody was wounded.

Multiple clashes left at least 16 people dead on the same day that a car bomb left outside a police station in western Mexico wounded three officers.

ACAMBARO, Mexico — A car bomb left outside a police station in the town of Acambaro in western Mexico wounded three people, prosecutors in the violence-wracked state of Guanajuato said Thursday.