The Mac is Back. Conor McGregor returns almost exactly five years after his last fight, walking into the same venue he had hobbled out of with a broken leg.

Conor McGregor has called for his UFC 329 loss against Max Holloway to be overturned and for bets to be returned.

In what was one of the most disappointing MMA fights of all time, McGregor suffered a knee injury just 69 seconds into the fight, causing a premature injury TKO stoppage and handing Holloway the victo...