Triathlete.com’s Liz Hichens took a trip to Boulder, Colo. to learn what it’s like to train for a day with Ironman World Championship run course record holder Mirinda Carfrae of Australia. Carfrae provides insight on what it takes to be a top triathlete and exactly what she’s done differently from 2009 to give her the best chance at the 2010 Ironman World Championship title.
