Brownsville police are investigating the death of a man found at a Military Highway used tire shop Wednesday night.

Brownsville police are investigating the death of the owner of a Military Highway used tire shop Wednesday night.

Investigators say they received a call at 7:50 p.m. to a body discovered on the 2400 block of U.S. Military Highway 281.

Police say they found Jose Guadalupe Martinez, 50, with a gunshot wound to the head lying face down on the floor of his business.

Justice of the Peace Linda Salazar has ordered an autopsy. Police say they have very little information about why Martinez was killed.