UFC 257: Conor McGregor vs Dustin Poirier, Full Fight Breakdown ONE Championship Superstar Amir Khan from the EVOLVE Fight Team breaks down how Dustin The Diamond Poirier knocked out The Notorious Conor McGregor at UFC 257 For more MMA video tutorials by World Champions, please go to Subscribe to Evolve MMA on YouTube: Website: Facebook: Twitter: Instagr