JOINT BASE SAN ANTONIO - CAMP BULLIS — Army Reserve Soldiers of the San Antonio-based 7306th Medical Exercise Support Battalion, as well as Soldiers from myriad geographical and functional commands, took part in the Effects and Enablers, or E&E, course, as part of the MESB Academy held here, March 12-15, 2026. During the E&E course, participants received didactic instruction from Regional Training Site - Medical personnel, followed by hands-on training with moulage, manikins and other tools and resources to simulate real-world injuries and casualties in imminent training exercise and support for training audiences to react and treat in their scenarios. The E&E course was one component of an all-encompassing training curriculum of the MESB Academy — which included training courses for Analyst Cell training exercise and observance, the Higher Adjacent, Lower, Supported and Supporting, or HALSS, command and coordination system, and Joint Visitor Bureau functions. (U.S. Army Reserve video by Sgt. 1st Class Christopher A. Hernandez and Staff Sgt. Jerry T. Zuetrong) Music used through license with Epidemic Sound Song — Ravelling Artist — At the End of Times, Nothing
U.S. Army Reserve Soldiers from subordinate units under both the Pinellas Park, Fla., based Army Reserve Medical Command and the San Antonio-based Medical Readiness and Training Command took part in Global Medic for Operation Sentinel Justice — the largest training event in U.S. Army Reserve history with more than 12,000 personnel — in Camp Beauregard, La., and Camp Shelby, Miss., June 6-21, 2026. Army Reserve Col. Bryan Green, commander of the San Antonio-based 7307th Medical Exercise Support Battalion, and Col. Michael Alvis, the senior observer, coach and trainer; explain why and how both AR-MEDCOM and MRTC were integral components in the facilitation and coordination of realistic, scenario-driven training to augment readiness throughout both the Army Reserve medical enterprise and the U.S. Army Reserve in its entirety. (U.S. Army Reserve video by Sgt. 1st Class Christopher A. Hernandez; with additional B-roll by Staff Sgt. Roman Adona, Sgt. William Neal, Sgt. Xavier Chavez, Sgt. Dean John Kd De Dios and Pfc. Anyla Hall) Music used through license with Epidemic Sound Song — The Sky King Artist — Hampus Naeselius
Lt. Col. Julie Fung-Hayes, an emergency physician and flight surgeon, shares why she loves serving in the U.S. Army Reserve. Learn more here: https://bit.ly/2FlT26s
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Operation Sentinel Justice combines real-world medical support, training to strengthen AR-MEDCOM, MRTC readiness
Sgt. Raijuenea Aravena, center, a veterinary technician assigned to the Rockville, Md., based 422nd Medical Detachment Veterinary Services, instructs Sgt. Karissa Downing, left, on canine intubation procedures under the supervision of Lt. Col. Jessica Sprague during Operation Sentinel Justice at Camp Shelby, Miss., June 15, 2026. The training strengthens veterinary medical readiness and prepares Army Reserve personnel to support animal care requirements in operational environments. (U.S. Army Reserve photo by Sgt. 1st Class Jayson Rivera)
June 25, 2026 - U.S. Army Reserve Soldiers throughout the Pinellas Park, Florida-based Army Reserve Medical Command (AR-MEDCOM) and the San Antonio-based Medical Readiness and Training Command (MRTC) trained alongside more than 10,000 U.S...

Brig. Gen. Christopher Piland
Commanding General, Military Readiness and Training Command
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