Lightweight: Dustin Poirier def. Conor McGregor via TKO (doctor's stoppage) at 5:00 of R1
Welterweight: Gilbert Burns def. Stephen Thompson via unanimous decision (29-28 x 3)
Catchweight (139.5): Irene Aldana def. Yana Kunitskaya via TKO (punches) at 4:35 of R1:
UFC 264 prelims full results
Welterweight: Max Griffin def. Carlos Condit via unanimous decision (30-27, 29-28 x 2)
Welterweight: Michel Pereira def. Niko Price via unanimous decision (29-28 x 3)
Featherweight: Ilia Topuria def. Ryan Hall via KO (punches) at 4:47 of R1:
Middleweight: Dricus Du Plessis def.