U.S. Air Force Senior Airman Dez Starkes, a crew chief assigned to the 509th Aircraft Maintenance Squadron, runs to the other side of a B-2 Spirit to remove chocks from the wheels prior to takeoff at Andersen Air Force Base, Guam, Jan. 12, 2017. Strategic bomber missions enhance the readiness and training necessary to respond to any potential crisis or challenge across the globe. (U.S. Air Force photo by Airman 1st Class Jazmin Smith)