UFC 308: Topuria vs. Holloway took place last Saturday at Etihad Arena in Abu Dhabi.  Featherweight champion  Ilia Topuria put his title on the line in the fight card’s main event against for titleholder  Max Holloway .    Topuria did what not other fight had been able to do in Holloway’s legendary career, knock the Hawaiian out.   Undefeated  Khamzat Chimaev remained unbeaten in the co-main event taking out former champion  Robert Whittaker in the first round