CONTRA COSTA COUNTY (CBS SF) — A man was shot to death while inside a car in the Tara Hills community in west Contra Costa County, authorities said.

The Contra Costa County Sheriff’s Office said deputies responded on Sunday at around 12:40 p.m. to reports of shots fired at the Hilltop Commons apartment complex at San Pablo Ave. and Crestwood Dr. just north of Richmond Parkway.

READ MORE: Downsized But Not Out, Dreamforce Conference Set to Boost Business in San Francisco

The deputies found a man inside a vehicle who appeared to have been shot and began life-saving measures on him until medics arrived, However, the victim was pronounced dead at the scene.

READ MORE: Emmy Awards: 'The Crown' Dominates with Seven Wins

He was identified as 30-year-old Charles Johnson of San Francisco. An autopsy on Monday morning determined the cause of death to be multiple gunshot wounds, the sheriff’s office said.

MORE NEWS: Flames Reach Ancient Sequoias; Crews in Pitched Battle to Save Giant Forest Grove

Anyone with any information on this incident was asked to contact the Sheriff’s Office Investigation Division at (925) 313-2600 or through Sheriff’s Office dispatch at (925) 646-2441. For any tips, email: tips@so.cccounty.us or call (866) 846-3592 to leave an anonymous voice message.