Karl Lock Lockridge, 55, was shot and killed while backing his car out of his driveway on Outer Drive near Meyers in Detroit on June 16, 2022. A long-time employee of the Wayne County Road Commission, Lockridge — known as Lock to family and friends — was found slumped over the wheel after being shot in the back of the head.

Family and friends described him as a kind, caring man with no known enemies; the motive for the attack has not been established. Detroit police opened a homicide investigation, but by the latest reports the case has gone cold: no suspects have been identified and no arrests have been announced. The investigation remains open.

If anyone saw activity near Outer Drive and Meyers the morning of June 16, 2022, or has information that could help investigators, please come forward.