IN THE DIRT With the addition of motocross racing, the X Games adds star power in James Stewart and Ricky Carmichael-and yet another dirt bike event to keep straight. This should help:

The Style Supermoto: Leather men Racing: Neon flies again freestyle: Black is the new black

The Bike Supermoto: Modified 450cc four-stroke Racing: Any Japanese four-stroke Freestyle: Any two-stroke

The Icon Supermoto: Jeff Ward Racing: Ricky Carmichael Freestyle: Travis Pastrana

The Now Supermoto: Mark Burkhart Racing: James Stewart Freestyle: Nate Adams