James "Bubba" Stewart, age 20, has been dubbed the "Tiger Woods of motocross." If that's the case, there's many greenbacks in the lad's future. James is a professional motorcycle racer, born in Florida, who was also homeschooled and lived in a motorhome with the 'rents and brother, Malcolm.
If you don't know the difference between motocross and supercross, go here for a primer.