PHOENIX — Federal officials said Tuesday they busted a network of gun buyers and smugglers planning to ship 700 guns to Mexican drug cartels embroiled in deadly turf wars. Law-enforcement officials arrested 17 people named in a 53-count indictment unsealed Tuesday. Police were still searching for three other people named in the indictment. "The drug cartels go shopping for their war weapons in Arizona," said Dennis Burke, U.S. attorney for the District of Arizona.... (GunPolicy.org)