C-17 Globemaster III aircraft and a C-130 Hercules line up during Exercise Mobility Guardian at Joint Base Lewis-McChord, Wash., Aug. 2, 2017. (Tech. Sgt. Jodi Martinez/Air Force)
Marine Corps Sgt. Thomas G. Hagy, a CH-53 helicopter airframe mechanic, looks out the bottom of a CH-53E Super Stallion during an aerial re-supply for Integrated Training Exercise (ITX) 5-17 at Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., Aug. 5, 2017. (Sgt. Kassie L. McDole/Marine Corps)
Navy Rear Adm. Bill Byrne, commander of Carrier Strike Group 11, departs the USS Princeton on an MH-60S Seahawk helicopter in the Arabian Gulf, Aug. 5, 2017. (PO3 Kelsey J. Hockenberger/Navy)
Air Force Senior Airman Jared Basham rigs a rope to open a door during the Raven's Challenge explosive ordnance disposal exercise at Camp Pendleton, Calif., Aug. 2, 2017. (EJ Hersom/DoD)
The U.S. Navy flight demonstration squadron, the Blue Angels, conduct aerial refueling operations with a KC-135 Stratotanker assigned to the 128th Air Refueling Wing, Wisconsin Air National Guard, as the Blue Angels transit to Seattle for the 2017 Boeing Seafair Air Show. (MC1 Daniel M. Young/Navy)
U.S. soldiers with Chaos Company, 1st Battalion, 68th Armor Regiment, 3rd Armored Brigade Combat Team, 4th Infantry Division, conduct a Combined Arms Live Fire Exercise with Bradley Fighting Vehicles at the 7th Army Training Command’s Grafenwoehr Training Area, Germany, Aug. 4, 2017. (Visual Information Specialist Gertrud Zach/Army)
Retired Marine Maj. Michael Seely prepares to receive the Silver Star during a ceremony at Camp Lejeune, N.C., Aug. 4, 2017. Seely was awarded the medal for his actions on March 23, 2003, when his platoon came under enemy and friendly fire during the battle of An Nasiriyah, Iraq. (Cpl. Jon Sosner/Marine Corps)
Army Capt. Janet Johnston administers vaccinations to a dog named Zoie as part of a training mission in Hayesville, N.C., Aug. 2, 2017. (Staff Sgt. Ryan Campbell/Air National Guard)
Defense Secretary Jim Mattis hosts an honor cordon for Vietnamese Defense Minister Gen. Ngo Xuan Lich at the Pentagon in Washington, Aug. 8, 2017. (Staff Sgt. Jette Carr/DoD)
