Reacting to Jiri Prochazka’s spinning back elbow KO of Dominick Reyes at UFC Vegas 25 | DC & Helwani Daniel Cormier and Ariel Helwani react to Jiri Prochazka’s 2nd round knockout of Dominick Reyes at UFC Vegas 25. #DC&Helwani #UFC ? For more UFC, sign up for ESPN+ http://espnplus.com/ufc/youtube ? Get the ESPN App: http://www.espn.com/espn/apps/espn ? Subscribe to ESPN on YouTube: http://es.pn/SUBSCRIBEtoYOUTUBE ? Subscribe to ESPN FC on YouTube: http://bit.ly/SUBSCRIBEtoESPNFC ? Subscribe to NBA on ESPN on YouTube: http://bit.ly/SUBSCRIBEtoNBAonESPN ? Watch ESPN on YouTube TV: http://es.pn/YouTubeTV ESPN on Social Media: ? Follow on Twitter: http://www.twitter.com/espn ? Like on Facebook: http://www.facebook.com/espn ? Follow on Instagram: http://www.instagram.com/espn Visit ESPN on YouTube to get up-to-the-minute sports news coverage, scores, highlights and commentary for NFL, NHL, MLB, NBA, College Football, NCAA Basketball, soccer and more. More on ESPN.com: http://www.espn.co