Volunteers fill a bundle with supplies during the 66th Operation Christmas Drop bundle build, Dec. 9, 2017, at Andersen Air Force Base, Guam. Over the course of 12 days, members of OCD provide critical supplies to 56 Micronesian islands, impacting about 20,000 people covering 1.8 million square nautical miles of operating area. (U.S. Air Force photo by Airman 1st Class Juan Torres)