Command Sgt. Maj. Sergio Estrella delivers opening remarks during a change of responsibility ceremony as he assumes duties as the senior enlisted advisor for 3rd Armored Brigade Combat Team, 1st Armored Division, at Fort Bliss, Texas, July 23, 2026. Estrella spoke to Soldiers, families, and leaders, underscoring readiness, discipline, and the brigade’s commitment to mission success as he joined the “Bulldog Brigade.” (U.S. Army video by Spc. Halani Broderick)
