The logical extension of Rahm’s famous remark about never letting a serious crisis go to waste. If a grave problem is an opportunity to push your agenda, imagine how much farther you can push it by making the problem graver. Another F&F bombshell from CBS’s Sharyl Attkisson: ATF officials didn’t intend to publicly disclose their own role in letting Mexican cartels obtain the weapons, but emails show they discussed using the sales, including sales encouraged by ATF, to justify a new gun regulation called “Demand Letter 3″. That would require some U.S. gun shops to report the sale of multiple...