Cpl. Daniel Sutton, movement noncommissioned officer for the 62nd Engineer Battalion, 36th Engineer Brigade, currently deployed to Paynesville, Liberia, in support of Operation United Assistance, watches a live video feed of his wife, Rachael, give birth to their new son Jan. 8, 2015. (Eric Hudson/U.S. Army)

Capt. Melanie Bowman, Forward Surgery Team commander, 61st medical detachment, 86th Combat support hospital, performs a dead-lift during a functional fitness competition, in honor of the holidays and Army spirit, held at Roberts International Airport, Monrovia, Liberia, Dec. 24, 2014. (Caitlyn Byrne/U.S. Army)

Sgt. Austin Lumpkin, left, and Cpl. James Lenke, both of Headquarters and Headquarters Company, 62nd Engineer Battalion, 36th Engineer Brigade, perform checks on a generator at the emergency control point, Dec. 26, 2014, at the National Police Training Academy, Paynesville, Liberia, in support of Operation United Assistance. (Ange Desinor/U.S. Army)

Soldiers from Fires Squadron, 3rd Cavalry Regiment, Train, Advise, Assist Command - East brighten the night sky over Tactical Base Gamberi, Afghanistan, using the M120 mortar during a fires training mission Jan. 1, 2015. (Jarrod Morris/U.S. Army)

Spc. Morgan Austin, communications specialist with Joint Forces Command ? United Assistance, assigned to Headquarters and Headquarters Battalion, 101st Airborne Division (Air Assault), holds up the U.S. flag during a promotion and re-enlistment ceremony Jan. 1, 2015, at Barclay Training Center, Monrovia, Liberia. (Rashene Mincy/U.S. Army)

Army Reserve Drill Sgt. of the Year, Staff Sgt. Christopher Croslin, greets players during pre-game of the 2015 Army All-American Bowl, Jan. 3, 2015, in San Antonio, Texas. (Brian Hamilton/U.S. army)

The 3d U.S. Infantry Regiment (The Old Guard) provides ceremonial support for an Armed Forces Full Honor Wreath Laying Ceremony in honor of the Unknowns by His Excellency, Enrique Pe?a Nieto, President of the United Mexican States, at the Tomb of the Unknown Soldier, Arlington National Cemetery, Va., on Jan. 6, 2015. (Luisito Brooks/U.S. Army)

Dragoon Troopers assigned to 3rd Squadron, 2d Cavalry Regiment load Strykers to be transported by train as the unit moves to assume the lead in training with their multi-national partners and allies during Operation Atlantic Resolve at Rose Barracks, Germany, Jan. 6, 2015. (William Tanner/U.S. Army)