Staff Sgt. Brian Byrd, team lead chef, I Corps, accepts the 1st place plaque during the award ceremony for the Yama Sakura 69 Iron Chef Competition against a team from the Japan Ground Self-Defense Force at Camp Itami, Japan, Dec. 5, 2015. Yama Sakura is an annual, bilateral exercise with the Japan Ground Self-Defense Force and the U.S. military. (Daniel Schroeder/U.S. Army)

Paratroops line up in formation to receive their partner nation jump wings from a Colombian jumpmaster after their descent onto Sicily Drop Zone at Fort Bragg, N.C., Dec. 5, 2015. ?Jump day? is the second of two days in the 18th Annual Randy Oler Memorial Operation Toy Drop, hosted by U.S. Army Civil Affairs & Psychological Operations Command (Airborne). (Nicole Paese/U.S. Army)

Army's Sgt. 1st Class Bobby Thompson pushes the puck up ice against the Air Force defense in the 21st annual Army vs Air Force hockey game Saturday, Dec. 5, 2015, at the Carlson Center in Fairbanks, Alaska. (John Pennell/U.S. Army)

U.S. Army soldiers assigned to the 503rd Military Police Battalion (Airborne), Fort Bragg, N.C., endured oleoresin capsicum spray (pepper spray) contamination and conducted fight-through drills Dec. 8, 2015. (Tracy McKithern/U.S. Army)

Soldiers with 227th Assault Helicopter Battalion, Air Cavalry Brigade, 1st Cavalry Division, stationed at Fort Hood, Texas, unload their gear from a UH-60 Black Hawk after arriving at Mihail Kogalniceanu Air Force Base, Romania, Dec. 9, 2015. (Steven Colvin/U.S. Army)

U.S. soldiers, assigned to the Combined Arms Training Center, 7th Army Joint Multinational Training Command, conduct a familiarization training with German soldiers on U.S. weapons at the JMTC???s Grafenwoehr Training Area, Germany, Dec. 9, 2015. (Gertrud Zach/U.S. Army)

U.S. Army soldiers prepare to conduct an airborne operation during Operation Toy Drop at Camp Mackall, N.C., Dec. 9, 2015. (Gabriel Prado/U.S. Army)

U.S. Army Pfc. Kirstin Lisenby, a Chinook mechanic assigned to the 122nd Aviation Support Battalion, 82nd Airborne Division, Fort Bragg N.C., participates in a field training exercise on a forward operation base where CS gas has been released at Fort Bragg, N.C., Dec. 9, 2015. (Tracy McKithern/U.S. Army)