Robin Black Breaks Down Conor McGregor Compared to the G.O.A.T.s

Robin Black breaks down where Conor McGregor fits in the G.O.A.T. (greatest of all time) picture and where he compares with some of the all time greats such as Jon Jones, Georges St-Pierre and Anderson Silva, ahead of his UFC Fight Night 59 bout against Dennis Siver on Jan. 18 in Boston, MA.