The Brief A large team of investigators remains on the scene in SeaTac, Washington, following a Sunday evening incident near South 192nd Street and 16th Avenue North. The King County Sheriff's Office confirmed its involvement in the case, but specific details about what occurred have not been released. The Valley Independent Investigation Team has been called in to lead the ongoing investigation. There is a large presence of investigators in SeaTac, Washington on Monday morning following an unknown incident that happened over the weekend. What we don't know:What exactly happened has not yet been revealed, but the Valley Independent Investigation Team has been called out to the scene.