A 21-year-old pregnant woman died after her vehicle, driven by a 27-year-old man, crashed into water off SR 4 in San Joaquin County.

A woman died on Saturday after a vehicle crashed into water and sank in San Joaquin County, officials said. The California Highway Patrol's Stockton division said a person was driving westbound on Highway 4 near Whiskey Slough Road around 5:15 a.m. when they crashed into a body of water for unknown reasons.

A 21-year-old pregnant woman who was on her way to go fishing died in a solo-vehicle crash Saturday morning, the California Highway Patrol said.

The woman was a passenger in a vehicle that was heading west when it veered off State Route 4 into a body of water.