UNITED NATIONS - The world's nations opened negotiations on Monday on an arms trade treaty meant to regulate the $55 billion global weapons market and prevent guns from pouring into conflict zones and fueling wars and atrocities. One person every minute dies as a result of armed violence, and some 128 armed conflicts since the end of the Cold War in 1989 have led to at least 250,000 deaths each year, according to the Control Arms Campaign, an international advocacy... (GunPolicy.org)