U.S. Air Force Senior Airman Jacob Bryson and another airman push a heater cart out of the path of an RC-135 Rivet Joint while preparing the aircraft for launch Feb. 3 at Offutt Air Force Base Neb. Additional maintenance time is typically needed during winter operations to heat aircraft and to remove snow and ice from the aircraft prior to take-off. Bryson is a crew chief assigned to the 83rd Aircraft Maintenance Unit, 55 Aircraft Maintenance Squadron. (U.S. Air Force photo by Delanie Stafford/Released)