Don't expect Kamaru Usman to revel in Belal Muhammad's title loss at UFC 315. Muhammad (24-4 MMA, 15-4 UFC) lost his welterweight title to Jack Della Maddalena (18-2 MMA, 8-0 UFC) by unanimous decision in Saturday's main event at Bell Centre in Montreal.

Australia has a new UFC champion in Jack Della Maddalena. Della Maddalena put in a fantastic performance in the main event of UFC 315, outworking Belal Muhammad to win the UFC welterweight championship.

The UFC welterweight division has a new champion once again, as Jack Della Maddalena defeated Belal Muhammad by unanimous decision to claim the title in the main event of UFC 315 on Saturday. The victory extends Della Maddalena's win streak to 18 straight fights and creates new intrigue for the 170-pound division.