U.S. Air Force Tech. Sgt. Jermaine Miles, 338th Training Squadron instructor, demonstrates how to make an ethernet cable in Bryan Hall at Keesler Air Force Base, Mississippi, on Jan. 26, 2021. The 338th TRS has been working towards a modular curriculum, which enables students to receive the training tailored to their future assignment, for approximately five years. (U.S. Air Force photo by Airman 1st Class Kimberly L. Mueller)