AF Week in Photos

A C-130 Hercules sits on the runway during Operation Christmas Drop 2016 at Andersen Air Force Base, Guam, Dec. 6, 2016. This year marked the 65th year of OCD, which began in 1952, making it the world's longest-running airdrop mission. (U.S. Air Force photo/Senior Airman Delano Scott)

C-130H Hercules maintainers, assigned to the 374th Maintenance Group, prepare an aircraft for takeoff during Operation Christmas Drop 2016 at Andersen Air Force Base, Guam, Dec. 7, 2016. The maintainers of OCD adapted to a high operational tempo and made sure aircraft were safe and ready to fly daily. (U.S. Air Force photo/Senior Airman Elizabeth Baker)

Three F-22 Raptors from Tyndall Air Force Base, Fla., fly in formation during Checkered Flag 17-1 on Dec. 8, 2016. The integration training pilots receive during exercises like Checkered Flag ensure they can seamlessly work together in a real-world combat situation. (U.S. Air Force photo/Staff Sgt. Alex Fox Echols III)

Second Lt. David Feibus, from Wright-Patterson Air Force Base, Ohio, fly's one his teams DJI S1000 drones during the setup and calibration phase of an event at the Nevada National Security Site in Las Vegas Dec. 9, 2016. This year teams were given the challenge of solving issues revolving around drones, and demonstrated their solutions to judges. (U.S. Air Force photo/Wesley Farnsworth)

An F-35A Lightning II from Eglin Air Force Base, Fla., takes off during Checkered Flag 17-1 at Tyndall AFB, Fla., Dec. 8, 2016. In addition to the six F-35s working from Tyndall AFB’s ramp, six more launched from Eglin AFB each day acting primarily as aggressors against the coalition of fighters at Tyndall AFB. (U.S. Air Force photo/Staff Sgt. Alex Fox Echols III)

Lt. Col. Jon Snyder, the 58th Fighter Squadron director of operations, sits in the cockpit of an F-35A Lightning II before takeoff Dec. 8, 2016, at Tyndall Air Force Base, Fla. The 33rd Fighter Wing deployed six F-35As and 95 personnel to Checkered Flag 17-1. Checkered Flag is a combat rehearsal where 15 aircraft platforms take to the skies to fly realistic and large-scale operations to prepare for contingency operations. (U.S. Air Force photo/Staff Sgt. Peter Thompson)

Airman 1st Class Zachary Bradley (left) and Airman Joseph Glenn, 20th Equipment Maintenance Squadron aircraft structural maintenance apprentices, remove leading edge tape prior to painting an F-16CM Fighting Falcon at Shaw Air Force Base, S.C., Dec. 14, 2016. Leading edge tape serves as a repellent against rain and prevents the F-16’s wing edges and tail flaps from rusting and corroding. (U.S. Air Force photo/Airman 1st Class Christopher Maldonado)

An Air Force pararescueman, assigned to the 48th Rescue Squadron, provides overwatch during a mass casualty exercise at Fort Huachuca, Ariz., Dec. 8, 2016. During the exercise, pararescuemen were expected to triage, treat and evacuate casualties, and eliminate any presence of simulated opposing forces. (U.S. Air Force photo/Airman 1st Class Mya M. Crosby)

Tech. Sgt. Jordan Brown refills a C-130H Hercules with liquid oxygen on the flightline of the 179th Airlift Wing in Mansfield, Ohio, Dec. 14, 2016. The 179th AW is always on a mission to be the first choice to respond to state and federal missions. (U.S. Air National Guard photo/Tech. Sgt. Joe Harwood)

A firefighter uses a rapid intervention vehicle to respond to an aircraft fire during training Dec. 7, 2016, at Luke Air Force Base, Ariz. This training was performed by firefighters from the 56th Civil Engineer Squadron and the Gila Bend Fire Department. (U.S. Air Force photo/Senior Airman James Hensley)