A Marine fires a Light Anti-Armor Weapon (LAW) on Oct. 22, 2018, during Exercise Bougainville II at the Pohakuloa Training Area on the Island of Hawaii. (Sgt. Ricky Gomez/Marine Corps)
Vice Adm. Scott Stearney, commander of U.S. Naval Forces Central Command, U.S. 5th Fleet and Combined Maritime Forces, looks at a cache of over 2,500 AK-47 automatic rifles seized during maritime security operations aboard the guided-missile destroyer USS Jason Dunham (DDG 109) on Oct. 24, 2018, in Manama, Bahrain. (MC3Jonathan Clay/Navy)
A Navy recruit responds to a question from Recruit Training Command's Command Master Chief David Twiford during their graduation rehearsal Oct. 11, 2018, at Midway Ceremonial Drill Hall at Recruit Training Center, Great Lakes, Ill. More than 30,000 recruits graduate annually from the Navy's only boot camp. (MC2 Camilo Fernan/Navy)
A U.S. Air Force F-22 Raptor and a Finnish air force F/A-18 Hornet fly behind a U.S. Air Force KC-135 Stratotanker during training off the coast of Finland, Oct 19, 2018. (Senior Airman Luke Milano/Air Force)
A British sniper from 1st Battalion, Royal Irish Regiment, prepares to fire his riffle Oct. 25, 2018, during joint sniper training as part of Exercise Trident Juncture 2018 in Rena, Norway. (Sgt. Marc-André Gaudreault/NATO)
A Marine with the 24th Marine Expeditionary Unit carries cold weather equipment as he begins to march across the Icelandic terrain Oct. 19, 2018. The 24th MEU was in Iceland preparing for NATO Exercise Trident Juncture 2018. (Capt. Kylee Ashton/Air Force)
The U.S. Navy amphibious assault ship USS Iwo Jima, part of a NATO task force, sails near Iceland on Oct. 23, 2018, carrying elements of 45 Commando Royal Marines and U.S. Marines traveling to NATO exercise Trident Juncture 2018. (NATO)
U.S. Army soldiers with 1/25 SBCT "Arctic Wolves" recently took part in exercise Arctic Anvil. (Pfc. Kahlil Dash/Army)
Maj. Ryan Pallas, a CH-53 Super Stallion helicopter pilot with Marine Heavy Helicopter Squadron (HMH) 463, stands by after donning his gas mask prior to a Helicopter Support Team (HST) exercise at Landing Zone Westfield, Marine Corps Base Hawaii. (Sgt. Zachary Orr/Marine Corps)
Recruits run sprints during a physical training session on Oct. 24, 2018, inside Freedom Hall at Recruit Training Command at Great Lakes, Ill. (MC2 Spencer Fling/Navy)
An F-35B Lightning II attack jet flies behind a KC-130J tanker aircraft during an aerial refueling mission above the East China Sea, Oct. 23, 2018. (Gunnery Sgt. T. T. Parish/Marine Corps)
