Summary: Dirty Girl is one of the latest entries into the booming sport of obstacle racing. Recognizing that some women don't want to leap into something as challenging as a Spartan Race or Tough Mudder and prefer to race solely with the fairer sex, Dirty Girl has created a race series just for them. In this episode, we speak with Dirty Girl global ambassador Jenna Mueller about the series, which includes more than 60 events in 2013.
