South African art rock lands in the States, and we get our own live performance from BLK JKS. Kurt Andersen takes a walk through "Tehran-geles" - the Iranian neighborhood of Los Angeles - with singer Mamak Khadem. And how do you the raise $300 million needed to clean up the lead-poisoned soil of New Orleans? The artist Mel Chin decided to literally make it. It's not counterfeit - it's art.