Security Lesson Air Force Tech. Sgt. Tyler Alexander teaches children about police equipment and how security forces execute the mission safely during an event at Royal Air Force Mildenhall, England, July 7, 2021. SHARE IMAGE: Download Image: Full Size (1.35 MB) Tags: Air Force Photo By: Air Force Tech. Sgt. Anthony Hetlage VIRIN: 210709-F-SZ986-0001F.JPG Photo Gallery