TODAY August 4, 3rd Hour: SpaceX Rocket to Crash into Moon | "Today's Checklist": Good Gut Health | Catching up with Tim Robbins

A discarded SpaceX rocket is set into crash into the moon. Also, Dr. Roshini Raj shares simple habits to keep our guts happy and healthy. Plus, catching up with actor Tim Robbins about the sci-fi dystopian series "Silo," where the last people on earth live underground. And, 4-time Oscar nominee Willem Dafoe stops by studio 1A to tell us about his latest film called "Late Fame." Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.