From the Article

>While the Netherlands and Estonia may be leading the charge with armed robot vehicle testing within the NATO alliance, the United States isn’t far behind. For the last several years, the U.S. Army has been testing light, medium and large variations of the so-called Robotic Combat Vehicle outfitted with remote weapons stations bristling with XM813 Bushmaster chain gun, .50 caliber machine guns, and FGM-148 Javelin missile launchers.
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>As recently as this past February, Green Berets with the 1st Special Forces Group used RCVs armed with M240s, .50 cal M2 machine guns, and MK19 automatic grenade launchers to “make initial contact with adversaries and mask operators’ movements towards the objective” during a two-week experiment at the Dugway Proving Ground in Utah, as Breaking Defense reported at the time.