Keywords: 101214-F-9899A-203 (5261017479).jpg Airmen from the 36th Airlift Squadron Yokota Air Base Japan watch as the parachute deploys and a box of humanitarian goods travels to the Yap Islands below during Operation Christmas Drop Dec 14 Operation Christmas Drop is the Air Force s longest-running humanitarian which began in 1952 What started as a WB-50 aircrew returning to Guam on its final flight before Christmas has turned into the longest running humanitarian campaign in the history of the U S Air Force and the entire world https //www flickr com/photos/39955793 N07/5261017479/ 101214-F-9899A-203 2010-12-14 11 40 https //www flickr com/people/39955793 N07 U S Department of Defense Current Photos PD-USGov U S Department of Defense Current Photos https //flickr com/photos/39955793 N07/5261017479 2016-09-03 15 51 50 United States Government Work Yap Islands Operation Christmas Drop 374th Airlift Wing United States Air Force |