News Sport US Open: Roger Federer defeated by Juan Martin del Potro Copyright By Euronews Published on 07/09/2017 - 07:08 Share this articleCommentsShare this articleFacebookTwitterFlipboardSendRedditMessengerLinkedinVKCopy/paste the article video embed link below:Copied US Open: Federer defeated by Juan Martin del Potro Share this articleComments You might also like Nike splits with NBA Nets star guard Kyrie Irving amid antisemitism row Tennis star Serena Williams hints she will retire after 2022 US Open Russia's Medvedev beats Djokovic to win US Open New York Tennis US Open Switzerland