After calling for and then deleting his demand for the left to “exterminate” conservative “cockroaches,” Bruce Springsteen’s E Street Band guitarist Steven Van Zandt is still walking back his incendiary comment, claiming he meant to say “exterminate at the ballot box.” In a recent set of angry tweets, Steven Van Zandt defended his use of “cockroaches” to describe the political opposition after someone pointed out that the same insult was used in Rwanda to foment genocide. Van Zandt claimed his use of “cockroach” was just “symbolism” and that he really meant to say “exterminate at the ballot box.” He called...