U.S. Air Force Col. Ricky Mills, 17th Training Wing commander, presents Master Sgt. Mark Cardwell, 17th Training Support Squadron/Training Support Military Training Leader flight chief, a certificate of promotion to the rank of senior master sergeant during the senior master sergeant release ceremony at the Event Center on Goodfellow Air Force Base, Texas, March 7, 2019. Members from team Goodfellow, friends and families came out to celebrate the three new senior master sergeants. (U.S. Air Force photo by Airman 1st Class Zachary Chapman/Released)