On July 31, 2021, at approximately 00:20 a.m., a Tucson Sector agent was involved in a head-on collision with a civilian motorist on State Route 86 near mile marker 128, outside of Sells, AZ. Multiple emergency response agencies, including a life flight, were requested and responded to the scene. A short time after the collision, both the agent and the sole occupant driver of the civilian vehicle were pronounced deceased. TOPD is leading the investigation into the accident. Further information to follow.