Combat King
Air Force Senior Airman Kevin O’Neil waits for engine startup on an HC-130J Combat King II at a Lockheed Martin Corp. ramp in Marietta, Ga., Dec. 11, 2015. O’Neil is a loadmaster assigned to the 71st Rescue Squadron. The aircraft is the 2,500th C-130 manufactured by Lockheed Martin and the seventh HC-130J the squadron has received. U.S. Air Force photo by Senior Airman Ryan Callaghan
Ejecting Cartridges
U.S. Air Force Tech. Sgt. Stephen Upton fires an M4 rifle during weapons training at a range near Kabul, Afghanistan, Dec. 8, 2015. Upton is assigned to the Train, Advise, Assist Command-Air as a personal security detail member. U.S. Air Force photo by Staff Sgt. Corey Hook
Gravely Touchdown
An MH-60R Sea Hawk helicopter lands aboard the USS Gravely in the Mediterranean Sea, Dec. 11, 2015. The Gravely is conducting naval operations in the U.S. 6th Fleet area of responsibility in support of U.S. national security interests in Europe and Africa. U.S. Navy photo by Petty Officer 2nd Class D. C. Dillon
Security Perimeter
U.S. soldiers establish a security perimeter around their radio center during Exercise Rock Nemesis at Rivolto Air Base, Italy, Dec. 4, 2015. U.S. Army photo by Paolo Bovo
Hercules Taxi
A line of U.S. Air Force C-130 Hercules aircraft prepare for takeoff after delivering paratroopers during Exercise Rock Nemesis at Rivolto Air Base, Italy, Dec. 4, 2015. The paratroopers are assigned to the 2nd Battalion, 503rd Infantry Regiment, 173rd Airborne Brigade Combat Team. The aircraft crew is assigned to the 86th Air Wing. U.S. Army photo by Paolo Bovo