Reaction to Dustin Poirier knocking out Conor Mc Gregor at UFC 257, Sports Center

Stephen A. Smith and Chael Sonnen react on SportsCenter to Dustin Poirier knocking out Conor McGregor in the second round of their rematch at UFC 257. , UFC257, UFC, McGregor Donate now to Jimmy V Fund here: Subscribe to ESPN+ Get the ESPN App: Subscribe to ESPN on YouTube: Subscribe to NBA on ESPN on YouTube: Watch ESPN on YouTube TV: ESPN on Social Media: Follow on Twitter: Like on Facebook: Follow on Instagram: Visit ESPN on YouTube to get uptotheminute sports news coverage, scores, highlights and commentary for NFL, NHL, MLB, NBA, College Football, NCAA Basketball, soccer and more. More on