UPDATE 7:52 a.m.: All lanes of westbound I-80 in Vacaville have reopened, according to the California Highway Patrol.
The westbound lanes of Interstate 80 were shut down early Tuesday following a fatal crash involving a pedestrian, according to the California Highway Patrol.
Officers responded to a 4:53 a.m. report of a pedestrian hit at least once on the westbound highway east of the Davis Street off-ramp.
The CHP closed all westbound lanes at 5:05 a.m. At 6:26 a.m., lane one reopened, according to the California Highway Patrol.
This is a developing story.