The Dual Duel is one of ORRC’s oldest races, and arguably the most unique. The main event at this race, which has been held for more than 40 years, is the 10-mile 2-person relay, at which team participants alternate laps until they’ve completed 20 laps each. Run on a track, the race is fast-moving and action-packed, and as fun to watch as it is to participate. The 10-mile relay is especially unique because age groups…