May 7, 2026

U.S. Marine Corps Sgt. Ethan Carr, a physical training instructor with Officer Candidate School, demonstrates different rope climbing methods during a Mini-Officer Candidate School event at Marine Corps Base Camp Pendleton in Oceanside, California, April 18, 2026. Mini-OCS provides applicants and candidates a glimpse into Officer Candidate School by placing them through an intense training environment designed to test their endurance, resiliency, and courage. (U.S. Marine Corps photo by Sgt. Michele Clarke)

CAMERA

ILCE-7M3

LENS

E 18-300mm F3.5-6.3 B061

APERTURE

5

SHUTTERSPEED

1/400

ISO

100

IMAGE IS PUBLIC DOMAIN

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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.dimoc.mil/resources/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.

CAMERA

ILCE-7M3

LENS

E 18-300mm F3.5-6.3 B061

APERTURE

5

SHUTTERSPEED

1/400

ISO

100

12th Marine Corps District