US Secretary of State Hillary Clinton is pledging further effort to help Mexico in its anti-drugs campaign. Mrs Clinton said the use of military-style assault weapons was a particular concern, and she would discuss reimposing a ban on their sale. A previous US decision to lift a ban on such sales had been a mistake, she told the NBC television network. Earlier on her visit she admitted that America's appetite for drugs was helping to fuel the violence. Some... (GunPolicy.org)