After Congress failed to pass gun reform last year, the debate over gun violence and Second Amendment rights has largely moved from Washington DC to state capitals. That debate heated up after the December 2012 shooting tragedy at Sandy Hook elementary school in Newtown, Connecticut. Last year, lawmakers in Connecticut and Colorado – another state rocked by a mass shooting in 2012 – passed sweeping new gun-control measures. In January 2013, New York enacted a law... (GunPolicy.org)