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Video by Petty Officer 1st Class Austin Ingram
Parallax motion photo of Seabees conducting crew-served weapons training utilizing an M2 machine gun
Naval Mobile Construction Battalion 3
Oct. 23, 2025 | 0:10
A parallax motion video created from a still photo showing Seabees assigned to Naval Mobile Construction Battalion (NMCB) 3 operating the M2 machine gun during a crew-served weapons class at Fort Hunter Liggett, California. The animation highlights the battalion’s combat readiness and proficiency with crew-served weapon systems. (U.S. Navy video by Mass Communication Specialist 1st Class Austin Ingram)
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189th Infantry Brigade
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Mission & Vision

Mission: 
189th IN BDE (CATB) observes, coaches, and trains our ARNG and USAR partners to provide trained and ready units to support combatant commander requirements around the world. O/O, conduct Mobilization and Large Scale Mobilization Operations (LSMO) in support of our ARNG and USAR partners to meet combatant commander OPLAN requirements.
Vision: 
Our purpose is to support First Army’s mission to achieve FORSCOM directed readiness and deliver trained and ready NG and RC forces. We accomplish this through partnership with the National Guard and US Army Reserve as FORSCOM’s proponent for the integration of the Army’s Total Force Policy (ATFP) and execution of Mobilization Training Centers (MTC) operations as part of the Army’s LSMO effort.

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