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U.S. Marine Corps Maj. Mario Desalvo, left, a Colorado native and intelligence officer with Tactical Training and Exercise Control Group, Marine Air Ground Task Force Training Command, Marine Corps Air Ground Combat Center, and Lance Cpl. Kyle Frangopoolos, an Alabama native and signals intelligence analyst with 3rd Radio Battalion, III Marine Expeditionary Force Information Group, discuss training operations during the Radio Reconnaissance Operators Course at Marine Corps Air Ground Combat Center, Twentynine Palms, California, April 11, 2026. The RROC is an annual course that trains and evaluates radio reconnaissance Marines and service members from the United Kingdom, Canada and Australia in developing advanced skills in signals intelligence, electronic warfare and reconnaissance skills over the course of several weeks. Participation in this course by allies underscores the importance of multilateral training opportunities to strengthen combined readiness and interoperability. (U.S. Marine Corps photo by Lance Cpl. Theresa Lizarde)
| Date Taken: | 04.11.2026 |
| Date Posted: | 04.15.2026 17:44 |
| Photo ID: | 9616358 |
| VIRIN: | 260411-M-QM619-1081 |
| Resolution: | 6681x4456 |
| Size: | 3.84 MB |
| Location: | MARINE CORPS BASE CAMP PENDLETON, CALIFORNIA, US |
| Web Views: | 39 |
| Downloads: | 2 |
This work, 1st Radio Battalion hosts Radio Reconnaissance Operators Course [Image 9 of 9], by LCpl Theresa Lizarde, identified by DVIDS, must comply with the restrictions shown on https://www.dvidshub.net/about/copyright.
1st Radio Battalion, international allies, join for Radio Reconnaissance Operators Course
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