Aaron Cheung

The “person of interest” was observed using a credit card belonging to gay murder victim Aaron Cheung this morning at a 7-11 at 2008 Commerce St., according to Dallas police.

Cheung, 27, was found fatally shot inside his vehicle in northeast Dallas on Sunday morning.

Surveillance video from the 7-11 shows the suspect to be a black male wearing a black jacket over a white hoodie, according to DPD. The suspect appears to be in his 50s and stands about 5 feet, 5 inches tall. He walks with a pronounced limp. Anyone with information is asked to call the Dallas Police Homicide Unit at (214) 671-3661.

More to come shortly.