Casey Stoner got up after his crash, then quickly grabbed his right ankle and went right down. The Australian needed help via a stretcher and crew to be moved to the infield medical centre.
Casey Stoner got up after his crash, then quickly grabbed his right ankle and went right down. The Australian needed help via a stretcher and crew to be moved to the infield medical centre.

Casey Stoner says title defence over as injuries force him to sit out