181029-F-JM042-078
A B-1B Lancer takes off from Ellsworth Air Force Base, S.D., Oct. 29, 2018, to participate in Trident Juncture 2018. With more than 40,000 troops from 31 nations taking part in the exercise, Trident Juncture is the largest NATO exercise since 2002. (U.S. Air Force photo by Airman 1st Class Thomas Karol)