A B-1B Lancer assigned to the 28th Bomb Wing, Ellsworth Air Force Base, S.D., sits on the flightline at Andersen AFB, Guam, Sept. 23, 2020. The U.S. military frequently conducts joint training to refine operational proficiency, improve contingency response abilities and promote stability and security throughout the Indo-Pacific region. (U.S. Air Force photo by Staff Sgt. Nicolas Z. Erwin)