Army's Plasma Shield Weapon

"The US Army hopes, within a few years, to deploy a plasma shield – a machine that generates a protective screen of dazzling mid-air explosions – to stun and disorient an enemy.
The device uses a technology known as dynamic pulse detonation (DPD). A short but intense laser pulse creates a ball of plasma, and a second laser pulse generates a supersonic shockwave with the plasma to generate a bright flash and a loud bang...."