A B-1 bomber from the 34th Bomb Squadron takes off in route to Tinker Air Force Base, Okla., for an Integrated Battle Station systems upgrade at Ellsworth Air Force Base, S.D., June 30, 2015.The IBS systems upgrade schedule currently allows Ellsworth to send one aircraft at a time to receive improvements to analog cockpit displays which will link the B-1b to a global communications network. (U.S. Air Force photo by Airman Sadie Colbert/Released)