Robert Whittaker vs. Luke Rockhold
After Georges St-Pierre vacated his UFC middleweight title, then-interim champion [autotag]Robert Whittaker[/autotag] was promoted to undisputed champ.
He was then scheduled to make his first title defense vs. former champ [autotag]Luke Rockhold[/autotag] at UFC 221 on Feb. 10, 2018, but an unhealed staph infection forced Whittaker out. He was replaced by Yoel Romero.
Romero and Rockhold would go on to compete for the interim title, where Romero knocked out Rockhold in the second round, but he wasn’t crowned interim champ because he missed weight.