A B-1 bomber takes off as a part of the Combat Hammer exercise at Ellsworth Air Force Base, S.D., May 10, 2017. The exercise produced valuable data to combatant command planners and holistically tests the systems, procedures, and Airmen from the initial mission planning to find the final weapon employment phases. (U.S. Air Force photo by Airman 1st Class Donald C. Knechtel)