Assault-weapons ban odds: 'very, very small'
                                
                                
                                    (Newser) -
                                    The NRA plans to oppose mandatory background checks on all gun purchases, its president tells  USA Today  yesterday, rejecting one of the most popular proposals on gun control: the closure of loopholes allowing gun-show purchases without background checks. If the measure, which polls with 85% support, can't get through,...