Marines operate a Light Armored Vehicle during a combat readiness evaluation at Marine Corps Air Ground Combat Center Twentynine Palms, Calif., Sept. 17, 2020. (Lance Cpl. William Redding/Marine Corps)A maintainer deployed to the 332d Air Expeditionary Wing, checks an F-15E Strike Eagle during a routine post flight inspection Sept. 29, 2020, as the moon rises over the flightline in an undisclosed location. (Master Sgt. Jonathan Young/Air National Guard)Marine Corps MV-22B Ospreys refuel Oct. 5, 2020, during static forward arming and refueling point training at Holtville Airfield in Holtville, Calif., Oct. 5, 2020. (Cpl. Sarah Taggett/Marine Corps)Fire Controlman 2nd Class Samuel Thomas "racks" an M2HB .50-caliber machine gun on the foc’s’le during a small craft attack team drill aboard the Arleigh Burke-class guided-missile destroyer USS John S. McCain (DDG 56) on Oct. 7, 2020, in the South China Sea. (MC2 Markus Castaneda/Navy)Lt. Col. Paula Young, Brigade Surgeon, 25th Infantry Division Sustainment Brigade, hurdles over an obstacle during the Green Mile, a physical endurance course that concludes the final week of Jungle Operations Training Course at East Range, Hawaii, on Oct. 1, 2020. (1st Lt. Angelo Mejia/Army)Cpl. Sathya Breckinridge and Lance Cpl. Keavious Blackmon provide cover during Integrated Training Exercise 1-21 at Marine Air Ground Combat Center Twentynine Palms, Calif., Oct. 5, 2020. (Lance Cpl. Zachary Zephir/Marine Corps)Staff Sgt. Natalie Delgado, an aircraft metals technician deployed to the 332d Air Expeditionary Wing, lights a torch preparing to cut metal on Sept. 24, 2020, in an undisclosed location. (Master Sgt. Jonathan Young/Air National Guard)Soldiers operating a UH-60 Black Hawk helicopter conduct aviation operations around the Middle East in support of Operation Inherent Resolve. (Chief Warrant Officer 2 Matthew Bean/Army)An MH-60S Sea Hawk helicopter stationed in San Diego practices terrain flight tactical landings on Oct. 1, 2020, during Helicopter Advanced Readiness Program (HARP) training at Naval Air Facility El Centro, Calif. (MC2 Ryan M. Breeden/Navy)