PICO RIVERA (CBSLA.com) — A man in a wheelchair was killed Friday morning by a hit-and-run driver, the Los Angeles County Sheriff’s Department said.

The accident occurred around 3:50 a.m. in the 8200 block of Whittier Boulevard, officials said.

The unidentified man, believed to be in his 50s or 60s, was fatally struck while trying to cross the street.

“Our deputies arrived. They found a pedestrian in the roadway. As far as the vehicle, we haven’t found the vehicle and we’re attempting to locate it,” Sgt. Jose Marquez said.

The man died at the scene, officials said.

The suspect’s vehicle is described only as a gray Mitsubishi. Authorities say the car will have extensive front-end damage and could have parts missing from the impact.

Anyone with information should contact LASD Sgt. Marquez at (562) 949-2421.