Building Shelter Air Force Airman 1st Class Graceyn Babin helps build a shelter during a competition at Tyndall Air Force Base, Fla., April 27, 2023. More than 300 Air Force civil engineers from eight major commands around the world tested warfighting culture, assessed unit readiness and built engineer contingency skills. SHARE IMAGE: Download Image: Full Size (1.43 MB) Tags: Air Force Photo By: Jason Treffry, Air Force VIRIN: 230427-F-HL483-1004F.JPG Photo Gallery