CHELTENHAM â Montgomery County authorities launched a homicide investigation on Thursday after a man was found dead, restrained and suffering from an apparent gunshot wound, inside a parked vehicle in Cheltenham. The victim, identified as Christian Williams, 50, of the 400 block of East Cheltenham Avenue in Philadelphia, was found in a vehicle along Tookany Creek Parkway in Cheltenham, according to county District Attorney Kevin R. Steele and Cheltenham Township Police Chief John Frye. According to authorities, at 9:46 a.m. Thursday, a person walking a dog called 911 to report a deceased male inside of a vehicle parked in the parking lot of William Gottschalk Field, a recreation area located at 150 Tookany Creek Parkway. Cheltenham police arrived to find a deceased male, later identified as Williams, inside the vehicle he owned.