Defending champ Alex Pereira wins by TKO at UFC 307

(Photo credit: Stephen R. Sylvanie-Imagn Images)
Alex Pereira finished Khalil Rountree Jr. at 4:32 of the fourth round via TKO to retain his light-heavyweight belt in the main event of UFC 307 on Saturday night in Salt Lake City, Utah.

With Rountree's stamina fading late in the fourth round, Pereira landed two body shots and followed with an uppercut, which sent Rountree to the mat. The referee stopped it immediately aft