U.S. Air Force Col. Tracey Sapp, Air Combat Command Surgeon General’s Office command nurse, protects a manikin during a Tier-3 tactical combat casualty care exercise at Joint-Base Langley-Eustis, Virginia, May 15, 2026. Medical personnel participated in combat scenarios where they practiced providing lifesaving care under simulated gunfire. (U.S. Air Force photo by Airman 1st Class Chloe Goodman)