United States Air Force F-22 Raptors, from the Hawaiian Raptors, take-off from Joint Base Pearl Harbor-Hickam, Hawaii, April 20, 2015. The Hawaiian Raptors will fly 2,766 miles to Nellis Air Force Base NV, to take part in a joint training event. (U.S. Air Force photo by Tech. Sgt. Aaron Oelrich/Released)