A M1A1 Abrams tank fires its main gun as it takes part in a live-fire exercise in Rena, Norway, Feb. 18, 2016. The Marines are preparing themselves for Exercise Cold Response 16, which will bring together 12 NATO allies and partner nations and approximately 16,000 troops in order to enhance joint crisis response capabilities in cold weather environments. (U.S. Marine Corps photo by Cpl. Dalton A. Precht/released)U.S. Marine Corps Sgt. Greg Witcher with 31st Marine Expeditionary Unit, practices how to handle a cobra during jungle survival training led by the Royal Thai Reconnaissance Marines during Cobra Gold 16, Sattahip, Thailand, Feb. 8, 2016. Cobra Gold increases cooperation, interoperability and collaboration among partner nations in order to achieve effective solutions to common challenges. (Photo by GySgt Ismael Pena/Released)General Gatot Nurmantyo, commander-in-chief of the Indonesia National Defense Forces, participates in a wreath-laying ceremony at the Tomb of the Unknown Soldier at Arlington National Cemetary in Arlington, Virginia, February 18, 2016. / AFP / SAUL LOEBSAUL LOEB/AFP/Getty ImagesBritish soldiers assigned to 3rd Battalion The Rifles training with U.S. Army Alaska’s 1st Battalion, 501st Infantry Regiment, 4th Brigade Combat Team (Airborne), 25th Infantry Division, move tactically through forests toward a planned assault on Objective Tarantula at the Joint Readiness Training Center’s Peason Ridge on Fort Polk, La., Feb. 13, 2016. Being an Alaska-based airborne unit, 4-25th will stay a rapidly-deployable, tailorable asset for the commander of U.S. Army Pacific. USARAK will continue to partner with our allies across the Pacific through exercises like Talisman Saber in Australia and Arctic Aurora with Japan. (Photo by Staff Sgt. Sean Brady, U.S. Army Alaska Public Affairs)MARINE CORPS BASE CAMP LEJEUNE, North Carolinia - Marines with Bravo Company, 2nd Law Enforcement Battalion, subdue role players after a notional altercations at a forward observation base during an interior guard training exercise at Forward Observation Base Hawk at Marine Corps Base Camp Lejeune, N.C., Feb. 17, 2016. The training prepared Marines to conduct real-life site security operations. U.S. Navy Seaman Cameron Alexander, a hospitalman with 2nd Medical Battalion, conducts physical exercises before a tactical combat casualty care exercise at Camp Lejeune, N.C., Feb. 12, 2016. Sailors were intentionally exhausted prior to beginning the simulation. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released)Marines disembark from a CH-53E Super Stallion helicopter to retrieve a simulated injured pilot during a training exercise on Camp Pendleton, Calif., Feb. 10, 2016. The Marines are assigned to the 2nd Battalion, 4th Marine Regiment. Marine Corps photo by Lance Cpl. Devan K. Gowans SAN DIEGO (Feb. 18, 2016) – Sailors pick up trash on Breakers Beach aboard Naval Base Coronado (NBC) during a two-day beach clean up. NBC conducts beach cleanups in the San Diego-area each year as part of its environmental stewardship initiative. (U.S. Navy photo by Mass Communication Specialist 3rd Class Gerald Dudley Reynolds/Released)William Chelmowski drills a test hole in the frozen Lake Pepin in Minnesota, Wednesday, Feb. 17, 2016. A team from the U.S. Army Corps of Engineers tested the ice thickness on Lake Pepin, trying to get an estimate for when the first towboat might break through to St. Paul to open the season. (Glen Stubbe/Star Tribune via AP) MANDATORY CREDIT; ST. PAUL PIONEER PRESS OUT; MAGS OUT; TWIN CITIES LOCAL TELEVISION OUTU.S. Air Force Airman 1st Class Miles Sofranac, 97th Operations Support Squadron aircrew flight equipment journeyman, reviews packing instructions after inspection of 20-man life raft, Feb. 17, 2016, at Altus Air Force Base, Okla. Aircrew flight equipment supplies aircrew with any necessary safety or operational gear and maintains and services any equipment that has been damaged. (U.S. Air Force photo by Airman 1st Class Nathan Clark/Released)160218-N-ZF693-040 YOKOSUKA, Japan (Feb. 18, 2016) – National Football League Indianapolis Colts head coach Chuck Pagano shakes hands with a Sailor during a meet and greet at the Jewel of the East galley onboard Fleet Activities (FLEACT) Yokosuka, Feb. 18. Punter Pat McAfee, safety Mike Adams, tackle Anthony Castonzo, linebacker D’Qwell Jackson and head coach Chuck Pagano visited FLEACT as part of their United Service Organizations tour in Japan. FLEACT provides, maintains, and operates base facilities and services in support of 7th Fleet's forward-deployed naval forces, 83 tenant commands, and 24,000 military and civilian personnel. (U.S. Navy photo by Mass Communication Specialist 3rd Class Ivana Campbell/Released)Cheif Warrant Officer 2 Harold Johnson, a pilot with 1st Attack Reconnaissance Battalion, 82nd Combat Aviation Brigade, holds up "Fluffy," a doll given to him by his daughter for good luck, at Fort A.P. Hill, Va., Feb. 18. Johnson has the doll on him every time he flies, to include when he flew in Afghanistan during a recent deployment. (U.S. Army photo by Staff Sgt. Christopher Freeman/ 82nd CAB PAO)Staff Sgt. Jeffrey Braden, a 19th Logistics Readiness Squadron aircraft services supervisor, loads cargo onto a C-130J Super Hercules with a heavy equipment platform Feb. 8, 2016, at Little Rock Air Force Base, Ark. The cargo was used for loadmaster training. (U.S. Air Force photo/Senior Airman Scott Poe)