Chris Weidman has suffered a knee injury and his bout with Lyoto Machida has been moved from UFC 173 to UFC 175. Assuming no replacement bout is added to the card, a heavyweight bout between Junior Dos Santos and Stipe Miocic will headline the event. UFC 175 takes place on July 5th from the Mandalay Bay Events Center in Las Vegas, Nevada with Chris Weidman and Lyoto Machida headlining.