Timothy Scott, 365th Training Squadron aviation test station and aircraft components course instructor, guides his students in performing adjustments on the improved avionics test station at Sheppard Air Force Base, Texas, March 7, 2019. The adjustments made ensure accurate testing of avionics components. Scott said he has been an instructor for 13 years. (U.S. Air Force photo by Airman 1st Class Madeleine E. Remillard)