We have written a couple of times about street artists, especially in Southern California, who are conducting a guerrilla campaign against the Obama administration. That campaign has escalated, as this is well beyond street art: a nicely produced parody movie poster titled “Saving Barack Obama.” It mimics this famous poster for “Saving Private Ryan.” Note the identical font and the teleprompters. The text says, “A Steven Spielberg ploy,” and at the bottom, “the mission is a fraud.” According to the Free Beacon, the posters “have appeared on bus stops and benches throughout Los Angeles, including just outside Melrose Avenue, the...