Marines with Marine Corps Air Station Yuma remove an old structure as part of a cleanup effort Oct. 22, 2019 on the Barry M. Goldwater Range West. The BMGR consists of about 1.7 million acres of land and MCAS Yuma manages over 650,000 of those acres. - Marines with Marine Corps Air Station Yuma remove an old structure as part of a cleanup effort Oct. 22, 2019 on the Barry M. Goldwater Range West. The BMGR consists of about 1.7 million acres of land and MCAS Yuma manages over 650,000 of those acres.

Marines with Marine Fighter Attack Squadron (VMFA) 211 prepare to conduct a hot load on an F-35B Lightning II at Marine Corps Air Station Yuma, Ariz., April 4. Marines with VMFA-211 along with Marine Aviation Weapons and Tactics Squadron (MAWTS) 1, conducted hot loads during the semiannual Weapons and Tactics Instructor Course (WTI) 2-17. Lasting seven weeks, WTI is a training event hosted by MAWTS-1 that provides standardized advanced and tactical training and certification of unit instructor qualifications to support Marine aviation training and readiness. - Marines with Marine Fighter Attack Squadron (VMFA) 211 prepare to conduct a hot load on an F-35B Lightning II at Marine Corps Air Station Yuma, Ariz., April 4. Marines with VMFA-211 along with Marine Aviation Weapons and Tactics Squadron (MAWTS) 1, conducted hot loads during the semiannual Weapons and Tactics Instructor Course (WTI) 2-17. Lasting seven weeks, WTI is a training event hosted by MAWTS-1 that provides standardized advanced and tactical training and certification of unit instructor qualifications to support Marine aviation training and readiness.

A crew chief with Marine Medium Tiltrotor Squadron (VMM) 364 watches as an MV-22B Osprey follows behind their aircraft during exercise Seahorse Wind on Dec. 6. Exercise Seahorse Wind was a long-range raid exercise conducted by over 600 Marines with the 3rd Marine Aircraft Wing and the 1st Marine Division. - A crew chief with Marine Medium Tiltrotor Squadron (VMM) 364 watches as an MV-22B Osprey follows behind their aircraft during exercise Seahorse Wind on Dec. 6. Exercise Seahorse Wind was a long-range raid exercise conducted by over 600 Marines with the 3rd Marine Aircraft Wing and the 1st Marine Division.

Scout snipers with 2nd Battalion, 8th Marine Regiment, board a CH-53 ‘Super Stallion’ for extraction from the Combat Ville training area aboard Marine Corps Air Station Yuma, Ariz., during Integrated Training Exercise 3-16, May 29, 2016. - Scout snipers with 2nd Battalion, 8th Marine Regiment, board a CH-53 ‘Super Stallion’ for extraction from the Combat Ville training area aboard Marine Corps Air Station Yuma, Ariz., during Integrated Training Exercise 3-16, May 29, 2016.

A squad leader with 2nd Battalion, 7th Marine Regiment, based out of Marine Corps Air Ground Combat Center Twentynine Palms, Calif., directs his Marines to their objective point during the Weapons and Tactics Instructor course 1-16 non-combatant evacuation exercise at Kiwanis Park in Yuma, Ariz., Friday, Oct. 16, 2015. The Marines reinforced initial ground units preparing for the evacuation. - A squad leader with 2nd Battalion, 7th Marine Regiment, based out of Marine Corps Air Ground Combat Center Twentynine Palms, Calif., directs his Marines to their objective point during the Weapons and Tactics Instructor course 1-16 non-combatant evacuation exercise at Kiwanis Park in Yuma, Ariz., Friday, Oct. 16, 2015. The Marines reinforced initial ground units preparing for the evacuation.

As part of the annual training exercise Scorpion Fire, Lance Cpl. Clinton Lehner, a crew chief with Marine Light Helicopter Squadron (HMLA) 369 “Gunfighters,” looks down range during close-air support maneuvers at the Chocolate Mountain Aerial Gunnery Range, Calif., Jan. 29. Marines with both tiltrotor and fixed-wing squadrons participate in this annual exercise, which provides a realistic environment for ground units in need of close air support. - As part of the annual training exercise Scorpion Fire, Lance Cpl. Clinton Lehner, a crew chief with Marine Light Helicopter Squadron (HMLA) 369 “Gunfighters,” looks down range during close-air support maneuvers at the Chocolate Mountain Aerial Gunnery Range, Calif., Jan. 29. Marines with both tiltrotor and fixed-wing squadrons participate in this annual exercise, which provides a realistic environment for ground units in need of close air support.

Marines with Marine Wing Support Squadron 371 prepare for a perimeter sweep foot patrol during the security force exercise in support of pre-deployment training Dec. 7-10, 2014, at the Auxiliary Landing Field II on Marine Corps Air Station Yuma, Ariz. The exercise provided Marines a hands-on experience for installation night and day security operations. (U.S. Marine Corps photo by Cpl. Reba James/ Released) - Marines with Marine Wing Support Squadron 371 prepare for a perimeter sweep foot patrol during the security force exercise in support of pre-deployment training Dec. 7-10, 2014, at the Auxiliary Landing Field II on Marine Corps Air Station Yuma, Ariz. The exercise provided Marines a hands-on experience for installation night and day security operations. (U.S. Marine Corps photo by Cpl. Reba James/ Released)