Alva Review-Courier -

The federal government threatened to use an unorthodox method to disperse the Black Lives Matter protesters at the White House this summer. Sonic Warfare.

I am aware of concussion grenades used by the military to disable tank crews and on other missions but that weapon involved an explosion. The devise I am describing in today’s article emits a long-range beam of powerful sound waves that can disorient and even injure humans standing in the target area.

These weapons, called LRAD for Long Range Acoustic Device, were first developed in 2000 and acquired by police departments in 2009. The devise...