A multiple vehicle crash involving a school bus is blocking the right lane of Interstate 205 southbound.
The crash, reported at about 12:30 p.m., occurred near the Mill Plain offramp, Washington State Patrol Trooper Will Finn said.
One person was unconscious and was extricated from one of the passenger vehicles, Finn said. The two drivers of the passenger vehicles involved were taken to area hospitals, he said, and none of the dozen children on the bus were injured.
This story will be updated as more information becomes available.