Drones used by drug cartels in Latin America are presenting new challenges to the U.S. military and prompting an expansion of autonomous weapons capabilities.

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The drone, used in an exercise by the U.S. Army's 82nd Airborne Division, is a hunter-killer system that can recognize and chase other drones free of human control.

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SOCOM needs electromagnetic and unmanned warfare training sites as it leads Pentagon efforts in experimenting with fighting using autonomous systems.

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The warhead is made with 3-D printed parts and is the first of its kind designed for suicide drones, vastly expanding U.S. airstrike capabilities.

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