Tech. Sgt. Paul Wyckoff, 18th Combat Weather Squadron staff weather officer, walks through a cloud of smoke during exercise Thunder Challenge 2023 at Fort Liberty, N.C., Oct. 16, 2023. Thunder Challenge is an annual exercise in which combat weather teams come together to compete in events that test their knowledge of CW operations. (U.S. Air Force photo by Staff Sgt. Spencer Slocum)