Grant County, WA – A pedestrian was injured in a collision on Highway 155 near Grand Coulee on Wednesday night, according to the Washington State Patrol.The accident occurred around 8 p.m. on March 26 when a 55-year-old woman, who was walking along the highway, entered the roadway and was struck by a northbound 2021 GMC Sierra.Emergency responders arrived at the scene and transported the woman via airlift to Sacred Heart Hospital for treatment of unspecified injuries.Authorities have not released additional details regarding the incident, and an investigation is ongoing