AF Week in Photos

Airmen deliver fuel to coalition bases in Iraq in support of Operation Inherent Resolve Dec. 16, 2015. OIR is the coalition intervention against the Islamic State of Iraq and the Levant. (U.S. Air Force photo/Tech. Sgt. Nathan Lipscomb)

A member of the 28th Civil Engineer Squadron operates a snow blower to clear the flightline at Ellsworth Air Force Base, S.D., Dec. 16, 2015. The airfield is the 28th CES’s biggest mission and number one priority during winter months. (U.S. Air Force photo/Airman Sadie Colbert)

Second Lt. Lizette Wu, assigned to the 820th Base Defense Group, low crawls through mud as part of an obstacle course during an air assault assessment Dec. 15, 2015, at Camp Blanding, Fla. Airmen had to crawl without letting any part of their body touch the metal wires hung above. (U.S. Air Force photo/Airman 1st Class Lauren M. Johnson)

A 77th Aircraft Maintenance Unit dedicated crew chief from Shaw Air Force Base, S.C. performs maintenance on an F-16 Fighting Falcon Dec. 15, 2015, on the flightline at Tyndall AFB, Fla. The F-16 is a compact, multi-role fighter aircraft. It is highly maneuverable and has proven itself in air-to-air combat and air-to- surface attack. (U.S. Air Force photo/Senior Airman Sergio A. Gamboa)

An Afghan air force member jumps into the arms of U.S Air Force Master Sgt. Daniel Prosymchak near Forward Operating Base Oqab, Kabul, Afghanistan, Dec. 13, 2015. Prosymchak is assigned to the Train, Advise, Assist Command-Air security forces and is deployed from Joint Base Charleston, S.C. (U.S. Air Force photo/Staff Sgt. Corey Hook)

Col. Larry Lang conducts The U.S. Air Force Band along with the U.S. Air Force Honor Guard Color Team during the national anthem at the opening of the final holiday concert at DAR Constitution Hall in Washington D.C., Dec. 18, 2015. (U.S. Air Force photo/Senior Master Sgt. Kevin Burns)

Secretary of the Air Force Deborah Lee James speaks to a group of Airmen Dec. 15, 2015, at Little Rock Air Force Base, Ark. James spoke at an all call where she provided updates about current issues, ranging from budget cuts to fleet modernization, and answered Airmen's questions. (U.S. Air Force photo/Senior Airman Harry Brexel)

The New York Air National Guard's 174th Attack Wing conducted their first MQ-9 Reaper flying operation from Hancock Field Air National Guard Base and Syracuse Hancock International Airport, N.Y., Dec. 16, 2015. The 174th ATKW is the first Air Force organization in the U.S. to fly a remotely piloted aircraft in class C airspace, the common airspace around commercial airports. Prior to this week, all flight operations of the MQ-9 were conducted at Wheeler-Sack Army Airfield at Fort Drum, N.Y. (U.S. Air Force photo/Master Sgt. Eric Miller)

An F-22 Raptor and a T-38 Talon from Tyndall Air Force Base, Fla., F-16 Fighting Falcons from Shaw AFB, S.C. and Eielson AFB, Alaska, and an F-35 Lightning II from Eglin AFB, Fla., sit on the flightline at Tyndall AFB Dec. 17, 2015, during exercise Checkered Flag 16-1. Checkered Flag 16-1 is a large force exercise that simulates employment of a large number of aircraft from a simulated deployed environment. (U.S. Air Force photo/Senior Airman Sergio A. Gamboa)

Senior Airman Logan Stack, from Detachment 2, 56th Operations Group, and Staff Sgt. Tylor Strop, assigned to the 173rd Fighter Wing, pick up Christmas gifts from the Arthur Street Senior Center to deliver to Meals on Wheels clients Dec. 16, 2015, at Klamath Falls, Ore. The 173rd FW has partnered with the Arthur Street Senior Center for over 15 years to distribute the holiday gifts collected by the center. (U.S. Air National Guard photo/Staff Sgt. Penny Snoozy)

An Airman from the 563rd Operations Support Squadron drives a forklift to retrieve a heavy equipment training platform during aerial delivery and recovery training with the 79th Rescue Squadron at Fort Huachuca, Ariz., Dec. 9, 2015. The training marked the first time any rescue operations support squadron packaged and rigged a heavy vehicle without external assistance and the first time a heavy vehicle was dropped by the 79th RQS. (U.S. Air Force photo/Senior Airman Chris Massey)

A HC-130J Combat King II from the 79th Rescue Squadron flies over Fort Huachuca, Ariz., during aerial delivery and recovery training with the 563rd Operations Support Squadron Dec. 9, 2015. The HC-130J, from Davis-Monthan Air Force Base, Ariz., airdropped a Humvee and a 3,500-pound heavy equipment training platform during the training. (U.S. Air Force photo/Senior Airman Chris Massey)