U.S. Air Force Staff Sgt. Shawn Lamaster, 100th Aircraft Maintenance Squadron communications/navigation specialist, prepares to perform routine maintenance procedures on a KC-135 Stratotanker assigned to RAF Mildenhall, England, at Istres-Le Tubé Air Base, France, Feb. 23, 2016. Three KC-135 Stratotankers, along with 50 Airmen from the 100th Air Refueling Wing, are providing air refueling and airlift support to French operations in Mali and North Africa in support of Operation Juniper Micron. (U.S. Air Force photo by Senior Airman Erin Trower/Released)