Combat Center Photo Gallery

Twentynine Palms, California

Marine Air Ground Task Force Training Command and Marine Corps Air Ground Combat Center

U.S. Marine Corps Sgt. Maj. Robert L. Jacobs, left, outgoing sergeant major of 7th Marine Regiment, 1st Marine Division, shakes hands with Sgt. Maj. Efrain Barrientos, in-coming sergeant major, while conducting a Relief and Appointment Ceremony at Marine Corps Air Ground Combat Center, Twentynine Palms, California, July 29, 2026. The Relief and Appointment signifies the passing of authority from the outgoing sergeant major to the incoming sergeant major. (U.S. Marine Corps photo by Lance Cpl. Grant Gatlin)

7th Marine Regiment Relie...

U.S. Marine Corps photo by Lance Cpl. Grant Gatlin/Released 260729-M-LV913-1277.JPG

Aug 3, 2026

U.S. Marine Corps Sgt. Maj. Robert L. Jacobs, left, outgoing sergeant major of 7th Marine Regiment, 1st Marine Division, shakes hands with Sgt. Maj. Efrain Barrientos, in-coming sergeant major, while conducting a Relief and Appointment Ceremony at Marine Corps Air Ground Combat Center, Twentynine Palms, California, July 29, 2026. The Relief and Appointment signifies the passing of authority from the outgoing sergeant major to the incoming sergeant major. (U.S. Marine Corps photo by Lance Cpl. Grant Gatlin)

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CAMERA

Canon EOS R3

LENS

RF24-70mm F2.8 L IS USM

APERTURE

45/10

SHUTTERSPEED

1/640

ISO

100

IMAGE IS PUBLIC DOMAIN

This photograph is considered public domain and has been cleared for release. If you would like to republish please give the photographer appropriate credit. Further, any commercial or non-commercial use of this photograph or any other DoD image must be made in compliance with guidance found at https://www.dma.mil/Services/Visual-Information/References/Limitations/, which pertains to intellectual property restrictions (e.g., copyright and trademark, including the use of official emblems, insignia, names and slogans), warnings regarding use of images of identifiable personnel, appearance of endorsement, and related matters.