A light heavyweight showdown pitting Khalil Rountree against Marcin Prachnio has been added to the UFC 257 lineup.
 | UFC 257 Update: Light Heavyweights Khalil Rountree, Marcin Prachnio to Clash on Jan. 23 A light heavyweight showdown pitting Khalil Rountree against Marcin Prachnio has been added to the UFC 257 lineup. |
