While President Obama has indicated he's not willing to expend any political capital to try to re-new the ban on semi-automatic assault weapons that expired in 2004 — despite pleading from Mexican President Calderón that he do so — he did announce a step this week that is meeting with opposition from the powerful National Rifle Association — an international gun treaty that the Senate refused to ratify under former President Bill Clinton. The Inter-American... (GunPolicy.org)