U.S. Army Training Doctrine and Command Staff. Sgt. Jeffery McCormick, TRADOC Rock Band lead vocalist performs during the Music by the Bay at Fort Monroe, Virginia, June 5, 2025. McCormick joined the Army in 2012, originally as a bridge crew member and reclassed into the band following his musical passion while being able to serve the nation. (U.S. Air Force photo by Senior Airman Olivia Bithell)