Planes at the 309th Aerospace and Maintenance Regeneration Group’s “Boneyard” can be seen through a window of a Boeing 787-8 Dreamliner while defueling at Davis-Monthan Air Force Base, Ariz., March 26, 2015. The aircraft was transported to Pima Air and Space Museum after being donated. (U.S. Air Force photo by Airman 1st Class Chris Massey/Released)