Retired Air Force C-5 cargo planes and other no-longer-needed military aircraft glint as the sun sets over Davis-Monthan Air Force Base's "boneyard" in the Arizona desert outside Tucson.
Retired Air Force C-5 cargo planes and other no-longer-needed military aircraft glint as the sun sets over Davis-Monthan Air Force Base's "boneyard" in the Arizona desert outside Tucson.