A motorcyclist who was airlifted with serious injuries after he crashed into a ditch in Thurston County on Friday is facing possible DUI-related charges.
Sir Bradley N. Davidson, 33, of Kirkland, was reportedly traveling eastbound on Waddle Creek Road SW near Sherman Valley Road SW just after 4:40 p.m. on Aug. 15 when he reportedly attempted to pass a vehicle on the left, left the roadway and came to rest in a ditch.
Davidson was not wearing a Department of Transportation-compliant helmet at the time of the crash, according to the Washington State Patrol…