UNITED NATIONS (AP) - Member states failed to reach agreement Friday on a new U.N. treaty to regulate the multibillion dollar global arms trade, and some diplomats and supporters blamed the United States for triggering the unraveling of the monthlong negotiating conference. Hopes had been raised that agreement could be reached on a revised treaty text that closed some major loopholes by Friday's deadline for action. -snip- The U.N. General Assembly voted in December 2006 to work toward a treaty regulating the growing arms trade, with the U.S. casting a "no" vote. In October 2009, the Obama administration reversed the...