Ranking Mac McClung's near-perfect NBA Dunk Contest, from tap-and-go slam to 540 walk-off | CBS Sports Headlines Ranking Mac McClung's near-perfect NBA Dunk Contest, from tap-and-go slam to 540 walk-off These dunks were spectacular at full speed, but watch them in slo-mo to really appreciate them ESN FeedsThis post was … Continue reading Ranking Mac McClung's near-perfect NBA Dunk Contest, from tap-and-go slam to 540 walk-off