Another round of the AMA supercross this weekend and it should be another beauty. The young Aussie against the two veteran American's. Until now, its been close, but can Jett Lawrence start to really wrap up his first AMA supercross championship this weekend? Your chance to vote on that, so go ahead and vote for who you think wins the Philadelphia Supercross.

Ricky Carmichael and Triumph

Philly SX - US Media