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7th Communication Battalion will establish, maintain, and defend communication networks and services simultaneously for Marine Air Ground Task Force (MAGTF) command elements (CE), Marine component headquarters, and/or a Combined/Joint Task Force headquarters (C/JTF HQ) in order to facilitate a commander's ability to command and control forces.
COMBINED ARMS TRAINING CENTER, CAMP FUJI, Japan – U.S. Marines with 3d Battalion, 12th Marine Regiment, 3d Marine Division conducted High Mobility Artillery Rocket System (HIMARS) dry-fire training at Combined Arms Training Center (CATC) Camp Fuji from June 11-13, 2025. This training represents a significant enhancement of Camp Fuji’s capability to support long-range fires and reflects our commitment to maintaining readiness and deterrence in the Indo-Pacific alongside our Japanese partners.
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MARINE CORPS BASE HAWAII, Hawaii - On 18 June 2025, 3d Radio Battalion bid fair winds and following seas to Lieutenant Colonel Gary A. Keefer, and welcomed Lieutenant Colonel Sean F. X. Barrett to the family. Lieutenant Colonel Keefer was the Battalion Commander of 3d Radio Battalion for three years and will be retiring after 23 years of faithful service. Lieutenant Colonel Barrett is assuming command of 3d Radio Battalion after serving consecutive assignments at I Marine Expeditionary Force G-2.
OKINAWA, Japan- U.S. Space Force Maj. Ben Pearce and Capt. Hannah Garcia-Park, both with Mission Delta-11 (Space Ranges, Aggressors, Tactics and Exercises), conducted tactical level space operations for the first time in history June 9, 2025, at III Marine Expeditionary Force (III MEF), Okinawa, Japan. The Guardians injected critical tactical subject matter expertise directly supporting III MEF's mission, while also delivering realistic and challenging space aggressor training enhancing the lethality and combat power of the entire joint force.
Stephanie Mafrici of Rotterdam, New York commissioned into the Marine Corps through the Naval Reserve Officer Training Program at Rensselaer Polytechnic Institute in 2007. Upon completing The Basic School and Basic Communications Officer Course, she began her career as a Communications Officer. Her fleet assignments include Platoon Commander, Company Operations Officer, and Company Executive Officer, Communications Company, 2d Marine Logistics Group, Camp Lejeune, North Carolina. She deployed in support of Operation IRAQI FREEDOM 9 to Al-Taqaddum, Iraq. She also served as Company Commander, Operations Officer, and Executive Officer, Marine Wing Communications Squadron 18 (MWCS-18), Okinawa, Japan. Her supporting establishment assignments include duties as Warfighting Instructor, Staff Platoon Commander (Company E and Company D), and S-6, The Basic School. She has also served as a Planner for Deputy Commandant, Information and Operations Officer for the Vandegrift Team. Her most recent assignment was Assistant Chief of Staff G-6 for Training and Education Command. Lieutenant Colonel Mafrici is a graduate of Advanced Communications Officer Course, US Marine Corps Expeditionary Warfare School, Weapons and Tactics Instructor Course, US Marine Corps Command and Staff College, and the US Secretary of Defense Strategic Thinkers Program at Johns Hopkins School of Advanced International Studies (SAIS).
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Sergeant Major Valadez hails from Chihuahua, Mexico, and spent his formative years in both El Paso,