Summary: December 4, 2012 - Endurance Hour #49: Christmas Shopping, Off-Season training, Nutrition, Chrissie Wellington retiring, Athlinks, USADA and so much more. Email Dave Erickson and Roger Thompson at EnduranceHour@gmail.com. Find us on Facebook and Twitter, key word “EnduranceHour” and subscribe via iTunes and/or Stitcher Smart Radio. Call anytime at 720-295-9890 (voice mail).