To its credit, TSA continues to do its mandated job: finding weapons and other prohibited items at screening checkpoints throughout the country. The chart shows just one week of guns discovered during mid-March, and contrary to my own view that they might be concentrated in one region, they are pretty much everywhere. The same week yielded eight stun guns in carry-on and eight inert grenades in checked baggage. While I seriously doubt that any of the gun-bearers had grandiose visions of hijacking, the fact remains that weapons in carry-on are illegal, and in today’s security-intense environment, one would have to be pretty dense to claim they “forgot” they are packing heat on an airplane (the most typical excuse), or to do so...