Two C-130 aircraft line-up in preparation to drop U.S. and partner nation paratroopers during an airborne operation over Drop Zone Alzey Dec. 17. The operation, which was coordinated by the 21st Theater Sustainment Command’s 5th Quartermaster Detachment (Airborne), was conducted as a part of International Jump Week in which paratroopers from the U.S., Germany, France, Spain, the Netherlands and Estonia perform airborne operations together in an effort to build on relationships and interoperability. (Photo by Staff Sgt. Warren W. Wright Jr., 21st TSC Public Affairs)