KPCC's Alex Cohen sits in for Madeleine this week. Unrest in Anaheim was long overdue according to OC Weekly's Gustavo Arellano, who grew up in Anaheim's 'Tragic Kingdom.' And a surprising new study reveals exercise may not be that important when it comes to losing weight. Plus, we turn our eyes to the ultimate hack, faking out iris scanners with less than $50 worth of equipment, which were once considered the pinnacle of security. Author Elijah Wald explains why "The Dozens" has impacted artists from Ice Cube to George Carlin. And an inside look at the Church of Scientology.