Five-Vehicle Collision at Horn and Southern with Unresponsive Driver

Summary: A major traffic collision involving five vehicles occurred at the intersection of Horn and Southern in Mesa, Arizona. Multiple police units and a sergeant were dispatched to the scene. One of the drivers was initially found passed out in the driver's seat but later regained consciousness. Emergency services provided instructions to assist the driver, who was in a GMC vehicle. The accident caused lane blockages, and at least one driver was transported from the scene for further care.