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Army Reserve Soldiers strengthen accountability through Tactical Personnel System during Operation Sentinel Justice
Soldiers from both the 35th Expeditionary Signal Brigade – Enhanced, 1st Mission Support Command and the 312th Adjutant General Company, 311th Sustainment Command (Expeditionary) conduct Reception, Staging, Onward Movement, and Integration (RSOI) operations using the Tactical Personnel System during Operation Sentinel Justice at Camp Shelby, Mississippi, June 10. 2026. TPS is an automated tactical strength management system that provides the field with an application that can serve as a deployment-manifesting platform for anyone issued a Common Access Card (CAC), including military personnel, civilians (DoD Civilians and Contractors), and Foreign Nationals. OSJ is the largest training event in the history of the Army Reserve, with an estimated 12,000-15,000 Soldiers participating. The training event is comprised of Combat Support Training Exercise (CSTX) 26-01, Global Medic, and a Tech Evaluation (TECH EVAL) spread across Camp Shelby, MS, Camp Beauregard, LA, & Gulfport, MS. The CSTX is designed to assess and enhance the readiness and capabilities of Army Reserve Soldiers in a modern, dynamic, multi-echelon, and joint operational environment aimed at preparing the force for Large Scale Combat Operations (LSC0). (U.S. Army photo by Sgt. 1st Class Rodney Roldan)
June 17, 2026 - As thousands of service members converge on Camp Shelby for Operation Sentinel Justice, one of the largest and most complex training exercises of its kind, accountability remains a critical component of mission success...
Army Reserve sustainment Soldiers train for large-scale combat operations during Operation Sentinel Justice
U.S. Soldiers Pfc. Gloria Rafael (front) and Staff Sgt. Jose Rosado (back), both Human Resources Specialists with the 155th Combat Sustainment Support Battalion hold fighting positions in a simulated austere environment during Operation Sentinel Justice at Gulfport, Miss., June 13. 2026. The 155th CSSB falls under the 304th Sustainment Brigade and the 311th Sustainment Command (Expeditionary) and provides essential sustainment, such as fuel, equipment, and transportation to keep combat forces ready and capable. Operation Sentinel Justice is the largest training event in the history of the Army Reserve, with an estimated 12,000-15,000 Soldiers participating. The training event is comprised of Combat Support Training Exercise (CSTX) 26-01, Global Medic, and a Tech Evaluation (TECH EVAL) spread across Camp Shelby, MS, Camp Beauregard, LA, & Gulfport, MS. The CSTX is designed to assess and enhance the readiness and capabilities of Army Reserve Soldiers in a modern, dynamic, multi-echelon, and joint operational environment aimed at preparing the force for Large Scale Combat Operations (LSCO). (U.S. Army photo by Sgt. 1st Class Rodney Roldan)
June 16, 2026 - Beneath the summer heat of Mississippi's Gulf Coast, Soldiers of the 155th Combat Sustainment Support Battalion (CSSB), 311th Sustainment Command (Expeditionary), traded the comforts of traditional facilities for tents,...
U.S. personnel apply new innovative sustainment assessment during African Lion 26
U.S. Army Reserve Brig. Gen. Mark F. Schoenfeld, deputy commanding general, 79th Theater Sustainment Command, shares logistics insight at the Assess, Advise, Advocate, and Integrate Operational Readiness and Sustainment Assessment during African Lion 26, Agadir, Morocco, May 5, 2026. A3I is a structured methodology designed to evaluate and enhance logistics systems across partner forces. AL26 is U.S. Africa Command's largest annual joint exercise, designed to strengthen collective security capabilities of the U.S., African nations and global allies. Led by SETAF-AF from April 20 to May 8, 2026, and hosted in Ghana, Morocco, Senegal and Tunisia, AL26 involves over 5,600 civilian and military personnel from more than 40 nations, using innovation to drive partner-led regional security. (U.S. Army photo by Sgt. 1st Class Rodney Roldan)
May 12, 2026 - African Lion 26 continues to strengthen military partnerships across Africa, and this year’s exercise introduced a new tool to advance that effort: the Assess, Advise, Advocate, and Integrate Operational Readiness and...
Modernizing support: 451st Sustainment Command (Expeditionary) supports U.S. Army Reserve Command’s Operation Connect training initiative
Soldiers from the 451st Expeditionary Sustainment Command and 807th Theater Medical Command collaborate to configure hardware and troubleshoot connectivity on the new Mounted Mission Command System (MMCS) in Wichita, Kansas. The training prioritized collaborative, hands-on problem-solving to ensure units can maintain critical communications and command-and-control capabilities during upcoming large-scale exercises. (U.S. Army Reserve photo by Capt. Robert K Smith II)
May 11, 2026 - In a move to enhance the operational readiness of U.S. Army Reserve units participating in Operation Sentinel Justice, Bold Eagle CSTX 26-02, and Global Medic 26-01, Soldiers from the 451st Sustainment Command (Expeditionary)...
UPDATE IMMEDIATE RELEASE: Fallen Heroes
Maj. Jeffrey O’Brien, a resident of Waukee, Iowa, commissioned in the Army Reserve as a Signal Corps Officer in 2012. He deployed to Kuwait in 2019.
March 4, 2026 - UPDATE: The Department of War has announced the identity of a 5th U.S. Army Reserve soldier who died March 1st while supporting Operation Epic Fury. The soldiers, who were assigned to the 103rd Sustainment Command, Des...
No bench players: 655th Quartermaster Detachment prepares for CENTCOM fuel inspections
RED ROCK, Arizona — On Jan. 3, 2026, the 655th Quartermaster Detachment (Petroleum) cased its colors during a small, intimate farewell ceremony at the Arizona National Guard Center near Red Rock, Arizona, ahead of the unit’s deployment to the U.S. Central Command area of responsibility in support of Operation Spartan Shield.
Jan. 5, 2026 - On Jan. 3, 2026, the 655th Quartermaster Detachment (Petroleum) cased its colors during a small, intimate farewell ceremony at the Arizona National Guard Center near Red Rock, Arizona, ahead of the unit’s deployment to the...
2025 Heroes in the Shadows: 155th Combat Sustainment Support Battalion strengthens community ties through veteran support
SOUTH EL MONTE, Calif. — Soldiers from the 155th Combat Sustainment Support Battalion (CSSB) joined community partners to support the Heroes in the Shadows Veteran Stand-Down, held September 12–13, 2025, at Whittier Narrows Park. The two-day event connected veterans across the San Gabriel Valley with vital resources, including health care, employment support, housing services, meals, showers, and haircuts.
Sept. 16, 2025 - Soldiers from the 155th Combat Sustainment Support Battalion (CSSB) joined community partners to support the Heroes in the Shadows Veteran Stand-Down, held Sept. 12–13, 2025, at Whittier Narrows Park. The two-day event...
Warrant Officer Profile: WO1 John D. Williams' legacy of service and leadership through arts
Warrant Officer (WO1) John D. Williams embodies the essence of today's Army Reserve through his impressive military intelligence career and unwavering dedication to service, inspired by his grandfather's legacy and his love for music. A former member of Tops in Blue, the U.S. Air Force’s elite entertainment ensemble, Williams has performed around the world, sharing stages with multiple artists to include Bob Hope and Boyz II Men. In 2005, he advanced to Hollywood on American Idol, captivating audiences with his soulful voice and beatboxing skills. He later advised international superstar Janet Jackson during her Las Vegas residency, blending military leadership and branding insight into the entertainment sphere.
Sept. 5, 2025 - Warrant Officer (WO1) John D. Williams embodies the essence of today's Army Reserve through his impressive military intelligence career and unwavering dedication to service, inspired by his grandfather's legacy and his love...
Army Reserve Soldier from Henderson, Nevada, tells his Soldier story
Pfc. Dewitt Dennis, a unit supply specialist assigned to the 650th Regional Support Group, poses for a photo with an M240b machine gun while waiting to fire his assigned weapon at the crew-served weapons range at Fort Hood, Texas on July 27, 2025.
Sept. 3, 2025 - Henderson, Nevada, native and U.S. Army Reserve Soldier, Pfc. Dewitt Dennis, a unit supply specialist assigned to the 650th Regional Support Group, took some time to tell his story July 27, while waiting to fire his assigned...
311th Sustainment Command (Expeditionary) G8 team conducts Road to Budget circulation
From August 4–22, 2025, the 311th Expeditionary Sustainment Command G8 team, led by Mr. Steve Ortiz, Staff Operations and Training Officer, conducted its annual Road to Budget circulations.
Aug. 22, 2025 - The 311th Sustainment Command (Expeditionary) G8 team, led by Steve Ortiz, staff operations and training officer, successfully conducted the annual Road to Budget circulations from August 4–22, 2025...
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Brig. Gen. Antionette Mulholland
Commanding General, 311th Sustainment Command (Expeditionary)
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Command Sgt. Maj. Kristy L. Hawkins
Command Sergeant Major, 311th Sustainment Command (Expeditionary)
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