Det. Allan Reddins, 40, was killed by an armed offender, authorities said. His death marks the first time an officer has died in the line of duty at the Oak Park Police Department since 1938

Jerrell Thomas, 37, of North Lawndale is charged with first-degree murder, attempted murder of a peace officer, possession of a stolen firearm and possession of a firearm by a felon, according to Oak Park officials.