The National Rifle Association, which is battling a raft of gun control measures on Capitol Hill, also has an international fight on its hand as it gears up to oppose a U.N. treaty designed to restrict the flow of arms to conflict zones. Negotiations open Monday in New York on the Arms Trade Treaty, which would require countries to determine whether weapons they sell would be used to commit serious human rights violations, terrorism or transnational organized... (GunPolicy.org)