CHICAGO (WLS) — Chicago police are searching for a vehicle stolen from a Northwest Side neighborhood that witnesses described as a U.S. Postal Service truck.

The suspected auto theft occurred Sunday afternoon in Belmont Heights near the 3400-block of North Overhill Avenue, Chicago police said.

Residents, who asked to remain unidentified, said they saw their mailman chase after his truck after someone drove away in it. ABC Chicago

From Chicago Sun Times: A letter carrier was delivering packages when someone entered the vehicle, which was left unlocked with its keys inside.