What he needs to do to is what Tom Brady did with the inflated footballs controversy.

Just go out there and win the race again. Train hard. Focus. Get it behind you now, That's the only way you can take control of this situation. It's your book to finish. You're too good to run from the Greatest Race on Earth due to some bush league testing protocols and too good to have to explain yourself to anyone because of it.  Besides, why punish the dogs by withholding them from competition.