Seven months ago, Adam Lanza blasted his way into a first-grade classroom at Sandy Hook Elementary School, murdering 20 children and six staff members before turning the gun on himself. The massacre in Newtown, Conn., set off a furious debate, prompting an unprecedented amount of media attention on America's gun laws. But the press's declining interest in gun control in recent months illustrates just how hard it is for advocates to keep a story alive once Washington... (GunPolicy.org)