Key Matches: Novak Djokovic vs. Stan Wawrinka - Official Site of the 2023 US Open Tennis Championships - A USTA Event
US Open 2019 results: Novak Djokovic withdraws from Stan Wawrinka clash after injury gets the better of him | The Independent | The Independent
US Open 2019: Djokovic booed for retiring against Wawrinka - AS USA
Novak Djokovic concedes in 4th round of U.S. Open due to shoulder
Stan Wawrinka into quarterfinals after Novak Djokovic retires at 2019 US Open - Official Site of the 2023 US Open Tennis Championships - A USTA Event
No. 1 seed Novak Djokovic exits U.S. Open in fourth round after retiring vs. Stan Wawrinka - The Washington Post
Defending champion Djokovic quits US Open due to injury - Chinadaily.com.cn
2019 US Open quarterfinal preview: Daniil Medvedev vs. Stan Wawrinka - Official Site of the 2022 US Open Tennis Championships - A USTA Event
US Open: After knocking out Djokovic, Wawrinka 'excited' for quarter-final showdown with Medvedev
Stan Wawrinka continues his comeback at 2019 US Open - Official Site of the 2022 US Open Tennis Championships - A USTA Event
Brilliant Wawrinka through as Djokovic quits - Roland-Garros - The 2023 Roland-Garros Tournament official site
Novak Djokovic retires from US Open after Stan Wawrinka shock | CNN
ATP US Open: Inspired Stan Wawrinka dethrones troubled Novak Djokovic
Injured Djokovic quits US Open clash with Wawrinka
US Open Round of 16 Picks: W/ Novak Djokovic vs Stan Wawrinka
US Open: Stan Wawrinka ousts Novak Djokovic, comeback nearly complete
Novak Djokovic booed by US Open crowd after retiring hurt against Stan Wawrinka
US Open title defence ends as Djokovic departs to boos after retiring hurt | US Open Tennis 2019 | The Guardian
Brilliant Wawrinka through as Djokovic quits - Roland-Garros - The 2023 Roland-Garros Tournament official site
US Open 2019: Djokovic defence over as he retires from Wawrinka clash - Tennis Majors
Novak Djokovic vs Stan Wawrinka | US Open 2019 R4 Highlights - YouTube
Key Matches: Novak Djokovic vs. Stan Wawrinka - Official Site of the 2023 US Open Tennis Championships - A USTA Event
Stan Wawrinka Moves Past Novak Djokovic At The US Open | ATP Tour | Tennis
