Mayweather’s bout with Pacquiao has also faced several issues, after the pair disagreed over if it will be a professional fight or an exhibition contest, while the announced venue of The Sphere in Las Vegas is now unavailable on the originally planned date.

The first encounter between middleweight champion Khamzat Chimaev and Sean Strickland goes down Thursday at the UFC 328 pre-fight press conference with the action set to begin at 5 p.m. ET on Thursday.

Joaquin Buckley will miss out on being a part of the UFC 328 pre-fight press conference.

See the photos featuring Angelo Leo and Ra'eese Aleem, along with the undercard fighters, as they face off at the pre-fight press conference.

Sean Strickland will attempt to regain the middleweight title this weekend when he faces undefeated champion Khamzat Chimaev at UFC 328.

It is routine for any combat sports event to have an introductory news conference. Whether it’s boxing, wrestling or MMA, this has been a decades-long tradition