The Pentagon Is Making a Ray Gun to Stop Truck Attacks
Law’s crew has dubbed the device the Radio Frequency Vehicle Stopper. They’re working on two versions. A small one, vaguely resembling an old-time phonograph, can fit in the bed of a truck.
With a range of 50 meters, it is intended for hot pursuits. To deploy it, the driver would pull out in front of the attacker and turn it on.
Source: defenseone.com