Newark mayor Cory Booker may have been reduced to filming “hostage videos” in which he apologizes for throwing sharp spikes of reason and temperance beneath the madly spinning wheels of the Obama re-election bus, but the Booker Insurgency continues to grow. Harold Ford Jr., formerly a Democrat congressman from Tennessee, was welcomed to the ranks on Monday. Ford was no small-time back-bencher. He took a credible shot at wrestling House leadership away from Nancy Pelosi, and served as leader of the Democratic Leadership Council - a now-forgotten artifact of an earlier time, when there really were “moderates” in the Democrat...