As the war on terrorism grinds on, U.S. military forces and civilian organizations are finding more and more uses for weapons that don't kill.
Marines guarding the newly reopened U.S. Embassy in Afghanistan, for example, are equipped with non-lethal rounds for their 12 gauge shotguns to drive away unarmed rioters.
U.S. troops overseeing al Qaeda and Taliban detainees at the naval base at Guantanamo Bay, Cuba, are training to use stingball grenades to put down a prison rebellion.
The Air Line Pilots Association International has called for the installation of stun guns as standard equipment in airline cockpits to thwart would-be hijackers with minimal risk to …