Season 20 of “The Ultimate Fighter” premieres Wednesday, September 10 on FOX Sports 1 and, this year, there’s a twist. For the first time ever, TUF will feature an all-female cast and, unlike previous seasons, most of the contestants are experienced UFC fighters. Complex News caught up with five four of Season 20's cast members—Joanne Calderwood, Aisling Daly, Randa Markos, and Tecia Torres—to talk about intra-house fighting.​ Naturally.