UFC fighter knocked out cold after taking knee to the face

Aljamain Sterling went stiff as a board as he toppled on to the canvas after eating a perfectly timed flush blow to the chin. It took just 67 seconds for Marlon Moraes to take out his opponent in what will inevitably feature on many knockout-of-the-year lists. Sterling, a 28-year-old New Yorker, was attempting a takedown...