 On di first day , di number one lightweight fighter Tony Ferguson go face number four Justin Gaethje , for di UFC banterweight Championship wia Henry Cejudo dey look to flog multiple - time title holder Dominick Cruz .  O O O B-PER I-PER O O O B-PER I-PER O O O B-ORG O O O B-PER I-PER O O O B-PER I-PER O 