When I first heard about plans this coming Fourth of July for an armed protest march from Arlington, Virginia, into and around the heart of Washington, D.C., I was all for it, and excited about it. I even thought I might join it, if the organizer’s stated sufficient numbers (10,000 people with guns) showed up for the event to be attempted. Of course, I learned immediately that the march is supposed to be led by none other than the Alex Jones-like, rabble-rousing Iraq veteran & anti-war activist Adam Kokesh, a person of whom I have been pretty leery during these...