Staff Sgt. Tyler Sandberg, quality assurance assigned to the 37th Expeditionary Bomb Squadron, separates some of his carry-on luggage before processing through a sterilization room of the Deployment Center at Ellsworth Air Force Base, S.D., July 28, 2017. Ellsworth Airmen assigned to the 37th Expeditionary Bomb Squadron take the baton from the 9th Expeditionary Bomb Squadron, Dyess Air Force Base, Texas, for ongoing Continuous Bomb Presence missions occurring in U.S. Pacific Command. (U.S. Air Force photo by Airman Nicolas Z. Erwin)