p17g1j4p4ho9utckdd71b6v12506_280x190  Ryan Villopoto, Ryan Dungey, Chad Reed, Jake Weimer, Brock Tickle, Josh Hill, Justin Barcia and Trey Canard  spy .  Dirt Shark left it up to the d.o.c. to luurk the tracks and get the shot. Check out one lap with some of the top riders.