U.S. Air Force Senior Airman Riley Neads operates an air cannon from a deicing truck to blow snow off of the wing of an OC-135 Open Skies aircraft Feb. 3 at Offutt Air Force Base Neb. Additional maintenance time is typically needed during winter operations to heat the aircraft and to remove snow and ice. Neads is a crew chief assigned to the 83rd Aircraft Maintenance Unit, 55 Aircraft Maintenance Squadron. (U.S. Air Force photo by Delanie Stafford/Released)