'Embarrassing': Conor McGregor's instant knee injury at UFC 329 leaves MMA world dumbfounded

Conor McGregor’s comeback fight at UFC 329 won’t soon be forgotten. Unfortunately, that’s not a good thing. After five years away from MMA, McGregor appeared to suffer a devastating knee injury in the opening exchange of Saturday’s UFC 329 rematch against Max Holloway inside the T-Mobile Arena in Las Vegas. McGregor attempted to fight through his misfortune, but ultimately referee Mike Beltran was forced to wave off the contest after just 69 seconds. Advertisement Advertisement The outcome is not only a brutal blow for the UFC, which banked its biggest live gate in company history with UFC 329, per UFC…