While U.S. efforts to deploy it's microwave Active Denial System (which transmits a searchlight sized bean of energy when makes people downrange feel like their skin is on fire) continue to be delayed, another non-lethal system, LRAD (Long Range Acoustic Device) has been quietly deployed to Iraq. And there the story gets a little strange.
http://www.strategypage.com/htmw/htweap/articles/20071217.aspx
