Retired Chief Master Sergeant Scott Dearduff, former 9th Air Force Command Chief, provides the keynote speech during the 2017 Annual Awards Banquet at The Wigwam in Litchfield Park, Ariz., Jan. 20, 2018. During his speech, Dearduff spoke about what it means to have a warrior spirit. (U.S. Air Force Photo/Airman 1st Class Alexander Cook)