TUKWILA, Wash. -- Three people were seriously injured when a motorcycle crashed into a pedestrian on Thursday night, according to police.

A motorcyclist carrying a passenger was traveling north on Interurban Avenue South near the I-5 overpass when it struck a man around 10 p.m.

The motorcycle driver and the pedestrian were taken to Harborview Medical Center in critical condition. The woman passenger was also taken to Harborview with serious injuries.

Investigators shut down Interurban Avenue South for some time following the crash.

The cause of the crash has not yet been determined.