Hear the terrifying sound of the A-10 tank killer's gun in an attack run

This video contains one of the most terrifying human-produced sounds you can hear in the planet: The screaming noise from hell of an A-10 Warthog's GAU-8 Avenger gatling gun. Some of the very few who were on its reticle and survived say its banshee scream was the worst thing they have ever heard.