The Huntington Beach Police Department is looking for witnesses to a traffic collision that happened early Monday at Magnolia Street and Yorktown Avenue.
A green, 1996 Honda Civic collided with a white Suzuki motorcycle at about 6:25 a.m., according to a news release issued by the department.
The 18-year-old woman who was driving the car was not injured, but the motorcyclist was treated at the scene and transported to UCI Medical Center for serious injuries, the release said.