CONOR MCGREGOR's comeback card has taken a major hit due to a failed drug test. The former two-weight world champion will be back in the octagon on June 29 in the main event of UFC 303 in Las Vegas, where he'll finally throw down with Michael Chandler . A mouthwatering clash of light-heavyweights between former champion Jamahal Hill and Khalil Rountree Jr was set to serve as the co-main event of the evening.
But a positive drug test for the surging Rountree Jr - who has won his last five via stoppage - has scuppered the fight. The American, 34, announced his doping violation and subsequent withdrawal from the card on social media. He wrote: "I’m gutted to deliver this news to you all but I will not be fighting at UFC 303 due to consuming a banned substance.
“I did not do this intentionally and I am doing everything I can to get this situation taken care of. "I was using a personalized, tailored supplement service from a company that I trusted who understood my limitations in what I can and cannot take. “They accidentally sent a blended supplement to me that contained [a] banned substance called DHEA (which is prohibited at all times under the UFC anti-doping policy).
"Only after I consumed it was its ingredients brought to my attention.” BEST FREE BET SIGN UP OFFERS FOR UK BOOKMAKER S He continued: “I immediately contacted senior vice president of anti-doping compliance Jeff Novitzky and UFC vice president of anti-doping compliance Donna Marcolini upon receiving tha.
