An airman performs the final checks on an Air Force B-1B Lancer before taking off on a 10-hour mission from Andersen Air Force Base, Guam, into Japanese airspace and over the Korean Peninsula, July 30, 2017. The Lancer crew is assigned to the 9th Expeditionary Bomb Squadron, deployed from Dyess Air Force Base, Texas. Air Force photo by Tech. Sgt. Richard P. Ebensberger