On this week's episode of the Shakeout Podcast, Canadian Running editor Michael Doyle and staff writer Tim Huebsch chat about the upcoming Berlin Marathon and the threat to the current marathon world record. They also provide their predictions for a winner. Following their discussion, Michael speaks with Martin Desmond Roe, director of "Breaking2", a National Geographic documentary about the attempt to break the 2-hour marathon barrier. And of course, our weekly recommendations. Follow us on Twitter and Instagram @ShakeoutPodcast Like us at Facebook.com/theshakeoutpodcast We're on Apple Podcast, Stitcher, Google Play and TuneIn, so be sure to subscribe to the show