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ACSC students analyze modern conflict and Gray Zone challenges

Retired U.S. Air Force Col. Ray Powell, delivers a presentation to Air Command and Staff College students at Maxwell Air Force Base, Alabama, Feb. 19, 2026. Powell discussed the history of maritime campaigns and gray zone operations in the South China Sea. (U.S. Air Force photo by Senior Airman Nelvis Sera)

PHOTO BY: Senior Airman Nelvis Sera
VIRIN: 260219-F-MU520-1006.JPG
FULL SIZE: 0.99 MB
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NIKKOR Z 70-200mm f/2.8 VR S

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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.

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