Wyoming Highway Patrol Photo

A Wyoming Highway Patrol K-9 was struck by a passing vehicle and killed while taking part in a vehicle search.

Wyoming Highway Patrol K-9 "Robbie and Trooper Dave Chatfield wwere engaged in a vehicle search on arund 6 p.m. on Sunday, October 19 near mile post 266 on Interstate 80 westbound near Arlington..

While transitioning from an interior search of the vehicle to an exterior search, Robbie entered into the westbound lanes of travel and was struck by a passing tractor-trailer that had moved to the far left lane of travel. Robbie, a Springer Spaniel, died on scene from the injuries sustained from the collision.

The driver of the tractor-trailer was not in violation of any laws at the time of the collision, and no charges have been filed. Trooper Chatfield and Robbie began training together on July 21 and started patrolling together in late August of this year.