HARRIS COUNTY, Texas (KTRK) -- Investigators with the Harris County Sheriff's Office say the body of a 20-year-old man was found at an apartment complex on Thursday afternoon.

Deputies told ABC13 they responded to The Standard at Champions apartment complex off FM-1960 and Champions Drive after receiving a 911 call from the victim's mother.

The man, identified as Troy Styles, had been shot and was pronounced dead at the scene, the sheriff's office said.

According to HCSO, the man's mother tracked her son's cellphone to the complex and found him.

A sergeant tells ABC13 gunshots were heard in the area on Wednesday night.

"There's a security guard here at the complex who didn't see anything," Sgt. Jason Brown with the Harris County Sheriff's Office said. "But he did hear the gunfire and

See Full Page