Driver Trace Tetrick swept the final three legs of Tuesday's North America Drivers Championship at Miami Valley to capture the trophy and $10,000 first-place check.  A total of 10 drivers competed in eight races on the card. Tetrick finished up with 124 points to pass Chris Page (114) in the final leg of the series. Simon Allard (101) was third. Tetrick won five of the 14 races on the card.