One person was airlifted to a hospital after suffering serious injuries in a collision east of Nogales on Arizona 82.
State troopers are at the scene of the two-vehicle collision near milepost 8 on Arizona 82, according to the Arizona Department of Transportation.
The road is closed and traffic is being routed through a road that leads to the Nogales International Airport and back to Arizona 82.
Drivers should expect extended delays in the area, ADOT said.