A B-1 bomber takes off as a part of an incentive flight at Ellsworth Air Force Base, S.D., July 15, 2016. Chief Master Sgt. Sonia Lee, the command chief of the 28th Bomb Wing, in the incentive flight on the bomber to gain a better understanding of the mission, activities accomplished to generate a training sorte. (U.S. Air Force photo by Airman Donald Knechtel)