Kamaru Usman caught off guard by UFC Oklahoma, claims Dricus Du Plessis fight was ‘mentioned’ but ‘not offered’

LONDON, ENGLAND - MARCH 18: Kamaru Usman of Nigeria reacts after his loss to Leon Edwards of Jamaica in the UFC welterweight championship fight during the UFC 286 event at The O2 Arena on March 18, 2023 in London, England.…