series of timed races. >> rally moto in general is a pretty high-speed type of racing. the rally will close off a piece of road at each end of the road, 10 to 20 miles, sometimes longer, to where you have nothing else on the road but the racers. you spread the racers out and compete to see who can cover those sections the fastest. >> five, four, three, two, one. go. >> equipped with a helmet cam, childers takes off in the final leg of the two-day competition. he's racing against the clock to the top of the mountain for the finish. >> when i'm racing, there's nothing else to think about besides staying on the bike, keeping it under control, going as fast as you can. the rest of the world just melts away, so it's intense, but it's peaceful, too. >> with less than a mile to go to the finish line, childers' smooth ride is interrupted when something catches his eye. >> i see a deer on the right side of the road just standing there. it's not looking like it's going