Conor McGregor Explains How He Lost Khabib Fight, ‘I Will Be Back’

Conor McGregor has broken his silence on his loss to Khabib Nurmagomedov at UFC 229 -- saying he simply didn't train for Khabib's stand-up game.  In fact, Conor gave a round-by-round breakdown of the fight ... calling Round 2 the "worst round…