Senior Airman Victor Diaz, 28th Security Forces Squadron military working dog (MWD) handler, runs through a MWD team certification with Lezer, 28th SFS MWD at Ellsworth Air Force Base, S.D., March 7, 2022. Once certified, the dog team will be able to deploy together, work together for base support, and accomplish U.S. Secret Service missions. (U.S. Air Force photo by Senior Airman Michael Ward)