U.S. Marines and personnel from Maritime Tactical Systems test the Mantis T-12 Surface Variant, an unmanned surface vessel, in preparation for Valiant Shield Sept. 7, 2018.
Valiant Shield is a biennial, U.S. only, field training exercise (FTX) with a focus on integration of joint training among U.S. forces in relation to current operational plans.
This training enables real-world proficiency in sustaining joint forces through detecting, locating, tracking and engaging units at sea, in the air, on land, and in cyberspace in response to a range of mission areas.
Video by Sgt. Stephanie Cervantes