Marines from Detachment D, Marine Air Control Squadron 1 check the Diablos’ new Army Navy/Transportable Navigational Aid Air Traffic Navigation, Integration and Coordination System Feb. 1, 2010, at the Cannon Air Defense Complex east of the Marine Corps Air Station in Yuma, Ariz. This was the second AN/TPN-31A to be received by a unit and the first in Yuma. They received it Jan. 19, 2010. The Corps adopted the equipment to increase the mobility and capabilities of air traffic control operations. - Marines from Detachment D, Marine Air Control Squadron 1 check the Diablos’ new Army Navy/Transportable Navigational Aid Air Traffic Navigation, Integration and Coordination System Feb. 1, 2010, at the Cannon Air Defense Complex east of the Marine Corps Air Station in Yuma, Ariz. This was the second AN/TPN-31A to be received by a unit and the first in Yuma. They received it Jan. 19, 2010. The Corps adopted the equipment to increase the mobility and capabilities of air traffic control operations.