The crowd of spectators lining the edges of the course are packed just as tightly as the racers—shoulder to shoulder, wheel to wheel—as they lean into the 90-degree corners of the streets of the Blue Dome District. A kid on a joyride in a stolen sports car wouldn’t take a corner that fast. It’s chaos, feverish to break loose, what Tulsa Tough Event Director Malcolm McCollam calls “this total anaerobic chess game.”

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