Whether you're stepping onto the track for the very first time or you're a seasoned athlete eager to gauge your current fitness level, this summer series welcomes everyone in a supportive and inclusive atmosphere. The fourth installment takes place at CU Potts Field in Boulder with a comprehensive lineup of events to choose from. Members of BRR enjoy a $5 discount on adult entry fees, and if you're not yet a member, you can sign up right during registration to start saving immediately.