The UFC is back in Brazil with UFC 301, headlined by a flyweight title fight and the return of a legend, and before the fights get underway, Farah Hannoun will host a live-streamed preview show right here, which kicks off at 5 p.m. ET. In the main event, Brazilian flyweight champion  Alexandre Pantoja  (27-5 MMA, 11-3 UFC) puts his title on the line against  Steve Erceg  (12-1 MMA, 3-0 UFC). And in the co-main event, former featherweight champion  Jose Aldo  (31-8 MMA, 13-7 UFC) ends his retirement for one more fight in Rio against  Jonathan Martinez  (19-4 MMA, 10-3 UFC).