www.alternet.org/news-amp-politics/tear-gas-stun-grenades-sound-cannons-companies-profiting-police-crackdowns
"one group of people is decidedly happy about the militarized response in Ferguson: those who work in the weapons industry. The array of police forces--the Missouri State Highway Patrol, the St. Louis county and city police and local Ferguson officers--that descended on the largely black Missouri city have used the products these corporations are selling in abundance. Tear gas, rubber bullets, smoke bombs, stun grenades, armored personnel carriers, sound cannons and high-caliber rifles have all been deployed to quell the unrest, though they have contributed to anger over police tactics."