Finding out how one of Obama's AR 15s from Fast & Furious got into the hands of the Paris terrorists would go a long way to answer that. Secondly, she would have to shut down the black market and that isn't going to happen. She may be racist but she isn't stupid. What she really means is to find out how to take guns away from law abiding citizens. She needs a "preemptive" decision from John Roberts on that.