Microwave pain ray trucks.
No permanent damage and the optics are minimal. All that happens is people run from the area.
Well Laz, you beat me to it.
The device is truck mounted amd it might be a type of millemetric wave device. I seem to remember it was effective out to 600 yards or so. Just the device you need for crowd control. Seems it makes the target feel like they are on fire. Does no harm but the beam is unbearable.
Now if i were in command i would turn it on the media after the invaders had been repulsed. Just as a demo, know what i mean. Heh, heh, heh.
This and continual green puke lazers from the sky.
Brown note LRAD broadcasts every 15 minutes. They will need D-9 Cats to clear a path!
Honduran Caravan Currently Being Driven Towards U.S. Borders On Trucks! May Arrive Sooner Than Expec