Lance Cpl. Hunter Cross, a combat engineer with 2nd Combat Engineer Battalion, 2nd Marine Division, fires an M3E1 multipurpose anti-armor anti-personnel weapon system on Camp Lejeune, N.C., Dec. 9, 2021. (Lance Cpl. Brian Bolin Jr./Marine Corps)Army paratroopers, assigned to 1st Squadron, 91st Cavalry Regiment, 173rd Airborne Brigade, jump over a wall during the obstacle course portion of a spur ride at Grafenwoehr Training Area, Germany, Dec. 14, 2021. (Markus Rauchenberger/Army)Lt. Cmdr. Rob Nelson, a shooter assigned to the aircraft carrier George H.W. Bush, launches a T-45C Goshawk aircraft in the Atlantic Ocean, Dec. 18, 2021. (MCS3 Brandon Roberson/Navy)A Marine with 2nd Marine Expeditionary Force, boils snow for fresh drinking water near Tolga, Norway, Dec. 5, 2021. Marines are participating in cold weather training. (Sgt. Robin Lewis/Marine Corps)An EA-18G Growler, assigned to the “Gauntlets” of Electronic Attack Squadron 136, launches off the flight deck of aircraft carrier Carl Vinson in the Indian Ocean, Dec. 14, 2021. (MCSN Sophia Simons/Navy)Army National Guardsmen with the 218th Maneuver Enhancement Brigade, South Carolina National Guard, participate in a competition at McCrady Training Center in Eastover, South Carolina, Dec. 3, 2021. (Sgt. Tim Andrews/South Carolina National Guard)Air Force F-35A Lightning II’s assigned to the 495th Fighter Squadron conduct a flyover upon arrival at Royal Air Force Lakenheath, Dec. 15, 2021. (Senior Airman Koby I. Saunders/Air Force)Marines with 2nd Battalion, 7th Marines, prepare an ambush while on patrol during bilateral field training on Ojojihara Proving Grounds, Japan, Dec. 13, 2021. (Sgt. Mario A. Ramirez/Marine Corps)Army Sgt. Shafaq Yuhanna applies henna to the hand of an Afghan evacuee at Fort Pickett, Va., Dec. 14, 2021. (MCS John Pearl/Navy)