An SUV crashed into Terminal 1 at Oakland airport on Tuesday night.
Two vehicles collided, and one went on the curb at the terminal.
Three pedestrians were hit, and injuries range from slight to moderate. A fourth person has been hit by luggage.
A 54-year-old man has been arrested for being an unlicensed driver, authorities said. He was booked on suspicion of felony reckless driving causing injury and driving without a license.
Traffic was a mess in the area.