U.S. Air Force Tech. Sgt. Derwin Finley, 315th Training Squadron military training leader, smiles at his desk in the 316th TRS MTL office on Goodfellow Air Force Base, Texas, Dec. 13, 2019. Finley has been assigned to Goodfellow for two years and has been enlisted in the Air Force for 12 years. (U.S. Air Force photo by Airman 1st Class Abbey Rieves)