Roger Federer explains he needed treatment on his upper back and neck during his loss to Grigor Dimitrov in the 2019 US Open quarterfinals. Federer says he felt injury worsen when he was losing in the match, which made it tough to play at his best. Federer also reveals that he will take a little break before getting back to the court and finishes by giving credit to a positive season for himself despite the loss to Dimitrov. ✔ Subscribe to ESPN+ https://plus.espn.com/ ✔ 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 Exclusive interviews with Rachel Nichols https://urlzs.com/jNURe Stephen A. Smith on ESPN https://urlzs.com/W19Tz ESPN on Social Media: ► Follow on Twitter: http://www.twitter.com/espn ► Like on Facebook: http://www.facebook.com/espn ► Follow on Instagram: www.instagram.com/f/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