Slow Motion Reveals How Powerful Was Joshua's Punch That Put Klitschko To Sleep

Anthony Joshua's devastating uppercut to set up his spectacular victory over Wladimir Klitschko will go down in history. Champ AJ landed one of the greatest punches in boxing history when his huge right connected with the Ukrainian's chin.

Slow-motion footage of the punch landing showed just how brutal it was – and makes it even more incredible that the former champion stayed on his feet.