Jason Quinonez, 43, was identified as the driver of a converted  black Chevrolet Express 3500 traveling north on Highway 280 that went off the  roadway and struck a tree south of Alpine Road around 10:50 p.m., CHP Officer  Amelia Jack said.

The van overturned in the crash 20 feet away from the freeway, and  a man who was a passenger was killed, she said.

Quinonez was found near the scene with minor injuries and it was  initially not clear that he was the driver, according to the CHP.

He was taken to Stanford Hospital for minor lacerations and later  booked into Santa Clara County Jail on suspicion of felony hit and run, DUI  and manslaughter, Jack said ….MORE