Dragoon troopers assigned to Regimental Headquarters and Headquarters Troop, 2nd Cavalry Regiment along with Soldiers assigned to the Dutch 42nd Battle Group perform Preventive Maintenance and Services to their equipment while constructing a Regimental Tactical Operations Center during Allied Spirit I at Hohenfels Training Area located in Hohenfels, Germany, Jan. 20, 2015. The purpose of the exercise is to conduct multinational training as well as improving allied interoperability between U.S. and NATO forces.

Dragoon Troopers assigned to Bull Troop, 1st Squadron, 2d Cavalry Regiment conducted a squad fire range at Grafenwoehr Training Area located near Rose Barracks, Germany, Dec. 3, 2014. The purpose of the range was to train Soldiers in squad fire movement drills while assaulting different objectives throughout the day’s event. (U.S. Army photo by Sgt. William A. Tanner)

Staff Sgt. John Freeseha, instructor and instructor with the Animal Packers Course, begins singing the Marine’s Hymn after completing a plunge into freezing water during an Ice-Breaker Drill as part of Winter Mountain Leaders Course 1-15 at Levitt Lake, Marine Corps Mountain Warfare Training Center, Bridgeport, California, Jan. 30, 2015. It was the first time in approximately three years since the drill was conducted at MCMWTC. (Official Marine Corps photo by Cpl. Charles Santamaria/Released)

Lance Cpl. Eleanor H. Roper (right), a Monroe, Wis., native and field radio operator with Ragnarok Company, 2nd Supply Battalion, 2nd Marine Logistics Group, pulls a Marine Corps Cold Weather Infantry Kit, or MCCWIK sled up a slope during a field exercise aboard Marine Corps Mountain Warfare Training Center, Bridgeport, Calif., Jan. 31, 2014. The MCCWIK allows service members to move equipment over snow-covered terrain that vehicles are unable to traverse.
(U.S. Marine Corps photo by Lance Cpl. Sullivan Laramie/Released)

Marines From Recruiting Station Lansing, Recruiting Sub-Stations Grand Rapids North and South, participate in the opening ceremony for the Grand Rapids Pond Hockey Classic, Jan 25. The Marines braved sub-zero wind chill temperatures to present the colors on the frozen surface of Reeds Lake in Grand Rapids, Mich.
(U.S. Marine Corps photo by Sgt. Kevin Maynard)

NAPLES, Italy (Feb. 9, 2015) Senior Chief Mass Communication Specialist Daniel Sanford, from Buffalo, N.Y., walks through a snowstorm at Naval Support Activity Naples. NSA Naples, home to U.S. Naval Forces Europe-Africa and the U.S. 6th Fleet headquarters, is located on the southwest coast of Italy, and does not typically receive much snowfall. (U.S. Navy photo by Mass Communication Specialist 3rd Class Daniel P. Schumacher/Released)

Coast Guard Lt. Frank Wolfe, a pilot from Air Station Kodiak, Alaska, answers questions posed by students of Academy Charter School in Palmer Jan. 29, 2015. A flight crew from Air Station Kodiak flew an MH-60 Jayhawk helicopter to the school to share their stories with the children as part of an intensive called “Fly ’em High; Helicopters’ role in Alaska.” U.S. Coast Guard photo by Petty Officer 1st Class Shawn Eggert.

An aircraft maintainer stands on the flightline in front of a snow-covered C-5M Super Galaxy Jan. 6, 2015, at Dover Air Force Base, Del. Aircraft maintenance operations continued to keep the mission moving even though 1.4 inches of snow blanketed the flightline and aircraft. (U.S. Air Force photo/Roland Balik)

Master Sgt. Pedro Aguilar pauses for a portrait in the snow during chemical, biological, radiological and nuclear defense training Jan. 9, 2015, at Francis S. Gabreski Air National Guard Base, N.Y. CBRN defense training consists of CBRN passive protection, contamination avoidance and CBRN mitigation. Airmen conducting this training learn how to avoid offensive and improvised weapons, wear the protective clothing and masks and how to properly decontaminate after an incident. (U.S. Air National Guard photo by Staff Sgt. Christopher S Muncy/Released)

Airmen prepare an F-16 Fighting Falcon aircraft Jan. 17, 2015, on Eielson Air Force Base, Alaska, in transit to Joint Base Pearl Harbor-Hickam, Hawaii, and Andersen Air Force Base, Guam. More than 150 maintainers will keep the 18th Aggressor Squadron in the air during Pacific Air Forces exercises, which are meant to prepare Airmen, Sailors and Marines, along with coalition partners in the Pacific theater, of operations for contingency operations if the need arises. The Airmen are from the 354th Aircraft Maintenance Squadron. (U.S. Air Force photo/Staff Sgt. Joshua Turner)

An F-35 Lightning II endures freezing temperatures in the 96th Test Wing’s McKinley Climatic Laboratory Jan. 27, 2015, at Eglin Air Force Base, Fla. The joint strike fighter has undergone four months of climate testing in the lab to certify the fleet to deploy to any corner of the world. (U.S. Air Force photo by Samuel King Jr./Released)

First Lt. Greg Johnston and Capt. RJ Bergman fly their UH-1N Iroquois over a mountain range Jan. 27, 2015, near Malmstrom Air Force Base, Mont. The flight took the crew over a variety of terrain and altitudes, from flatlands to valleys and mountains. Both Airmen are 40th Helicopter Squadron rescue pilots. (U.S. Air Force photo/Airman 1st Class Dillon Johnston)

Airman 1st Class Ray Simon looks out of his thermalized A-frame tent during arctic survival school Jan. 15, 2015, near Eielson Air Force Base, Alaska. The thermalized A-frame is designed to keep survivors warm and dry in arctic environments. Simon is a 3rd Maintenance Support Squadron crew chief. (U.S. Air Force photo by Staff Sgt. Vernon Young Jr./Released)

NOME, Alaska — Coast Guard Rear Adm. Tom Ostebo discusses the preparations that have been made for the planned fuel delivery to Nome with Alaska Army National Guard Maj. Gen. Tom Katkus and Cmdr. Scott Johnson at the Nome harbor fuel transfer site Jan. 13, 2012. Ostebo and Katkus toured the facilities and went on an overflight of the Coast Guard Cutter Healy and Russian tanker Renda. U.S. Coast Guard photo by Petty Officer 2nd Class Charly Hengen.

NOME, Alaska – Petty Officer 1st Class Adam Lutz, an aviation electrical technician from Coast Guard Air Station Kodiak, leans out the door of an MH-65 Dolphin helicopter to inspect landing gear as the aircraft descends onto the snow Jan. 16, 2012. The landing was one of many conducted to familiarize the crew with snow and ice operations. U.S. Coast Guard photo by Petty Officer 3rd Class Grant DeVuyst.

BERING SEA — A Coast Guard Cutter Healy crewmember takes a moment to watch the Russian-flagged tanker Renda steam through the ice in the North Bering Sea while the cutter crew escorts the tanker to Nome Jan. 6, 2012. The 420-foot Seattle-based Healy is the Coast Guard’s newest and most technologically advanced polar icebreaker and is currently the service’s only operational polar icebreaker. U.S. Coast Guard photo by cutter Healy.