'Dustin Poirier is smiling': Social media reacts to Anthony Smith's finish of Vitor Petrino at UFC 301

Anthony Smith is back on the winning side after ending the undefeated run of Vitor Petrino on Saturday at UFC 301.Smith (38-19 MMA, 13-10 UFC) showed he still has more left in the tank as a relevant light heavyweight when he scored a first-round submission victory over Petrino (11-1 MMA, 4-1 UFC) in the featured main card bout at Rio Arena in Rio de Janeiro.Check below for the top X (formerly Twitter) reactions to Smith beating Petrino at UFC 301.* * * *