Follow RT to get the latest and most interesting news on Conor McGregor. He is a professional MMA (mixed martial arts) fighter from Ireland. He is a former UFC lightweight and featherweight champion. Read the information and news on McGregor’s background and career, as well as MMA and UFC news. McGregor also boxed in a superfight with the legendary Floyd Mayweather in 2017. Get articles and news on McGregor’s fight with Mayweather and other boxers.