YAKIMA, Wash. -- ***UPDATE*** Traffic flow has resumed along 40th avenue following an accident involving three vehicles, Friday afternoon. Yakima police, fire and ambulance responded to the accident at the intersection of 40th Avenue and Summitview, just before 1p.m. Traffic was backed up several blocks, until crews could clear the scene. At least two people were taken to a nearby hospital. No word yet on their conditions or what caused this accident.