Soldiers right a zodiac boat during capsizing training in Burlington, Vt., Aug. 12, 2017. (Staff Sgt. Nathan Rivard/Army National Guard)
U.S. Air Force combat controllers with the 321st Special Tactics Squadron observe an A-10 Thunderbolt II landing on Jägala-Käravete Highway, Aug. 10, 2017, in Jägala, Estonia. (Senior Airman Ryan Conroy/Air Force)
Water safety officials hand over materials to military personnel stationed at a command center at a boat harbor, Wednesday, Aug. 16, 2017, in Haleiwa, Hawaii. An Army helicopter with five on board crashed several miles off Oahu's North Shore late Tuesday. (Marco Garcia/AP)
Marines with the 4th Reconnaissance Battalion, 4th Marine Division, Marine Forces Reserve, rappel off of a Navy SH-60F Sea Hawk assigned to Helicopter Sea Combat Squadron 14, onto the parade field of Camp Grayling Joint Maneuver Training Center, Michigan, during Exercise Northern Strike 17, August 6, 2017. (Lance Cpl. Ricardo R. Davila/Marine Corps)
Two Italian Air Force A-11 Ghiblis arrive to receive fuel from a KC-10 Extender during a mission in support of Operation Inherent Resolve, Aug. 7, 2017. (Staff Sgt. Trevor T. McBride/Air Force)
A Michigan National Guard Soldier with Headquarters and Headquarters Company (HHC), 107th Engineer Battalion fires the M249 Squad Automatic Weapon (SAW) on Aug. 7, 2017, during a live fire exercise. (Spc. Alan Prince/National Guard)
The Commandant of the Marine Corps, Gen. Robert B. Neller, addresses Marines and sailors of the 31st Marine Expeditionary Unit (MEU) and Bonhomme Richard Expeditionary Strike Group (BHR ESG) during an all-hands call on the flight deck of the USS Bonhomme Richard (LHD 6) in the Coral Sea, Aug. 8, 2016. (MC2 Jeanette Mullinax/Navy)
The Blue Angels perform a flyover at Wrigley Field during a baseball game between the Chicago Cubs and the Cincinnati Reds on Thursday, Aug. 17, 2017, in Chicago. (David Banks/AP)
An. Air Force B-1B Lancer assigned to the 37th Expeditionary Bomb Squadron, deployed from Ellsworth Air Force Base, South Dakota, takes off from Andersen Air Force Base, Guam, for a 10-hour mission, flying in the vicinity of Kyushu, Japan, the East China Sea, and the Korean peninsula, Aug. 8, 2017. (Tech. Sgt. Richard P. Ebensberger/Air Force)
Master Chief Petty Officer of the Navy Steven S. Giordano speaks to aailors, airmen and Marines on Aug. 16, 2017, during an all-hands call on Joint Base Charleston, S.C. (MC1 John P. Curtis/Navy)
Marines parachute from a CH-47 Chinook helicopter during Exercise Northern Strike 17 over Camp Grayling Joint Maneuver Training Center, Mich., Aug. 2, 2017. (Lance Cpl. Imari J. Dubose/Marine Corps)