Team Tryout Air Force Airman 1st Class Jarred Mejia participates in an obstacle course at Joint Base San Antonio-Medina Annex, Texas, Jan. 29, 2020, as a part of the Air Education and Training Command Defender Challenge team tryout, which is a five-day selection camp. SHARE IMAGE: Download Image: Full Size (7.07 MB) Tags: Air Force Photo By: Sarayuth Pinthong, Air Force VIRIN: 200129-F-GY993-039M.JPG Photo Gallery