D-M Warthogs prepare for takeoff

U.S. Air Force Capt. Michael McCarthy, 354th Fighter Squadron A-10C Thunderbolt II pilot, prepares to take off from Davis-Monthan Air Force Base, Ariz., July 14, 2017. The A-10 has provided close air support in worldwide operations for the past three decades. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

U.S. Air Force Capt. Michael McCarthy, 354th Fighter Squadron A-10C Thunderbolt II pilot, prepares to take off from Davis-Monthan Air Force Base, Ariz., July 14, 2017. The A-10 has provided close air support in worldwide operations for the past three decades. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

A U.S. Air Force A-10C Thunderbolt II assigned to the 357th Fighter Squadron takes off from the flight line at Davis-Monthan Air Force Base, Ariz., July 12, 2017. The aircraft can survive direct hits from armor-piercing and high explosive projectiles.(U.S. Air Force photo by Senior Airman Mya M. Crosby)

A U.S. Air Force A-10C Thunderbolt II assigned to the 357th Fighter Squadron takes off from the flight line at Davis-Monthan Air Force Base, Ariz., July 12, 2017. The aircraft can survive direct hits from armor-piercing and high explosive projectiles.(U.S. Air Force photo by Senior Airman Mya M. Crosby)

U.S. Air Force Senior Airman Julio España, 355th Aircraft Maintenance Squadron A-10C Thunderbolt II crew chief, waits to release pull chocks for an A-10 at Davis-Monthan Air Force Base, Ariz., July 14, 2017. The first production model of the A-10, the A-10A, was delivered to D-M AFB in Oct. 1975 and the A-10C arrived in Sept. 2007. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

U.S. Air Force Senior Airman Julio España, 355th Aircraft Maintenance Squadron A-10C Thunderbolt II crew chief, waits to release pull chocks for an A-10 at Davis-Monthan Air Force Base, Ariz., July 14, 2017. The first production model of the A-10, the A-10A, was delivered to D-M AFB in Oct. 1975 and the A-10C arrived in Sept. 2007. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

A U.S. Air Force A-10C Thunderbolt II prepares to take off at Davis-Monthan Air Force Base, Ariz., July 12, 2017. The A-10 has provided close air support in worldwide operations for the past three decades. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

A U.S. Air Force A-10C Thunderbolt II prepares to take off at Davis-Monthan Air Force Base, Ariz., July 12, 2017. The A-10 has provided close air support in worldwide operations for the past three decades. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

A U.S. Air Force A-10C Thunderbolt II assigned to the 354th Fighter Squadron, prepares to take off at Davis-Monthan Air Force Base, Ariz., July 14, 2017. The A-10 has provided close air support in worldwide operations for the past three decades. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

A U.S. Air Force A-10C Thunderbolt II assigned to the 354th Fighter Squadron, prepares to take off at Davis-Monthan Air Force Base, Ariz., July 14, 2017. The A-10 has provided close air support in worldwide operations for the past three decades. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

U.S. Air Force Airman 1st Class Jake Mitchell, 355th Aircraft Maintenance Squadron A-10C Thunderbolt II crew chief, prepares an A-10 for launch at Davis-Monthan Air Force Base, Ariz., July 14, 2017. The primary function of the A-10 is close air support, airborne forward air control and combat search and rescue. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

U.S. Air Force Airman 1st Class Jake Mitchell, 355th Aircraft Maintenance Squadron A-10C Thunderbolt II crew chief, prepares an A-10 for launch at Davis-Monthan Air Force Base, Ariz., July 14, 2017. The primary function of the A-10 is close air support, airborne forward air control and combat search and rescue. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

A U.S. Air Force A-10C Thunderbolt II assigned to the 354th Fighter Squadron takes off from Davis-Monthan Air Force Base, Ariz., July 14, 2017. The A-10 weighs approximately 29,000 pounds, with a maxium takeoff weight of 51,000 pounds and a fuel capacity of 11,000 pounds. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

A U.S. Air Force A-10C Thunderbolt II assigned to the 354th Fighter Squadron takes off from Davis-Monthan Air Force Base, Ariz., July 14, 2017. The A-10 weighs approximately 29,000 pounds, with a maxium takeoff weight of 51,000 pounds and a fuel capacity of 11,000 pounds. (U.S. Air Force photo by Senior Airman Mya M. Crosby)

DAVIS-MONTHAN AIR FORCE BASE, Ariz. -- U.S. Air Force Capt. Michael McCarthy, 354th Fighter Squadron A-10C Thunderbolt II pilot, prepares to take off from Davis-Monthan Air Force Base, Ariz., July 14, 2017. The A-10 has provided close air support in worldwide operations for the past three decades. (U.S. Air Force photo by Senior Airman Mya M. Crosby)