Gunnery Sgt. Zachary Burgart (left), project officer for amphibious reconnaissance equipment, and Master Sgt. Brad Colbert (right), project officer for small craft, MK25 closed-circuit underwater breathing apparatus in Spotsylvania, Virginia July 21, 2015. The system is a closed-circuit underwater breathing apparatus that allows its users to remain concealed in covert operations. - Gunnery Sgt. Zachary Burgart (left), project officer for amphibious reconnaissance equipment, and Master Sgt. Brad Colbert (right), project officer for small craft, MK25 closed-circuit underwater breathing apparatus in Spotsylvania, Virginia July 21, 2015. The system is a closed-circuit underwater breathing apparatus that allows its users to remain concealed in covert operations.
5/18/2026 - https://www.stripes.com/branches/marine_corps/2026-05-13/marine-drone-piloting-courses-okinawa-21656264.html
5/15/2026 - https://www.stripes.com/theaters/asia_pacific/2026-05-13/marine-rotational-force-darwin-australia-21656102.html
5/13/2026 - https://taskandpurpose.com/news/marines-rotational-force-alaska/
5/11/2026 - https://taskandpurpose.com/news/marines-scouts-primary-pmos/
5/08/2026 - https://www.marinecorpstimes.com/news/your-military/2026/05/05/marine-promoted-to-gunnery-sergeant-after-beating-lymphatic-cancer/