The Washington State Patrol is looking for the driver and witnessess to a hit-and-run collision on Interstate 5 Thursday that left a motorcyclist seriously injured.

Around 5:30 on May 11, an Audi A6 struck a Nissan Murano traveling on I-5 that had slowed due to traffic. The crash spun the Nissan across three lanes, were it collided with a morotcyclist who was unable to avoid the car.

The motorcylist was ejected from his vehicle and was seriously injured.

The driver of the Audi A6 fled the scene on foot and has yet to be apprehended.

Washington State Patrol detectives are seeking any witnesses that may have information pertaining to this collision. Please contact Detective Russ Haake at (425) 401-7717.