J T. a minor, is a motocross competitor. At Monster Mountain MX Park, he signed a waiver of liability to "hold harmless the park for any loss due to negligence." Riding around the Monster Mountain track, J.T. rode over a blind jump, became airborne, and crashed into a tractor that he had not seen until he was in the air. To recover for his injuries, J.T filed a suit against Monster Mountain, alleging negligence for its failure to remove the tractor from the track, Does the liability waiver bar this claim? Explain.