Johnny Walker details his self-inflicted shoulder injury after defeating Misha Cirkunov at UFC 235, saying he needs to have safer celebrations and he won’t want to fight until his shoulder is 100%. (7:07) Walker then goes in depth on Jon Jones’ latest fight and why he can provide Jones with a quality opponent. ? 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.com