ust hours after the deadly shooting rampage at the Washington Navy Yard, gun control advocates tried to reignite the national debate over gun laws that had only just subsided. Sen. Dianne Feinstein, California Democrat and a longtime gun control advocate, denounced “the litany of massacres” over the past few years and asked rhetorically, “When will enough be enough?” [snip] The National Rifle Association had no comment on Monday, and pro-gun groups generally take the stance that days of particularly shocking crimes are not the time to discuss policy. Popular conservative blogger and former CNN commentator Erick Erickson admonished the rush...