LAFAYETTE — State Police suspect a man driving 2004 GMC Envoy was drunk late Thursday, ran a red light and hit a truck, killing a 21-year-old passenger in the GMC who was not wearing a seat belt.

State Police said in a news release that Harold Arnold, of Duson, died from his injuries at an area hospital.

Troopers said that about 10:50 p.m., 29-year-old Gerard Richard, of Duson, was alcohol-impaired as he drove the GMC east on West Congress Street, ran a stop sign and hit a 1995 Ford pickup at La. 724.

Richard, who was not wearing a seat belt and sustained moderate injuries, was booked on one count each of vehicular homicide, failing to stop at a stop sign, vehicular negligent injury, open alcohol container and a suspended driver’s license, Trooper Stephen Hammons said in the release.

The driver of the Ford, 60-year-old Glynn Hartwell, of Duson, was not injured, State Police said, and was wearing a seat belt.

Another passenger in Richard’s GMC, 32-year-old Leroy Richard, of Duson, sustained minor injuries, State Police said.

The crash remains under investigation, State Police said.