In the immediate aftermath of UFC 329, the air at T-Mobile Arena felt heavy with the kind of collective disbelief that only the fight game can generate.

Conor McGregor broke his silence after the UFC 329 knee injury, denying he entered hurt and calling the aftermath hell. Doctors are split on ACL versus meniscus.

Conor McGregor's return to the UFC's Octagon lasted all of 69 seconds before a knee injury brought a premature end to the fight. Here's everything you need to know.