![Key Matches: Novak Djokovic vs. Jan-Lennard Struff - Official Site of the 2023 US Open Tennis Championships - A USTA Event Key Matches: Novak Djokovic vs. Jan-Lennard Struff - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Key-Matches-Day-5-Djokovic-Struff.jpg)
Key Matches: Novak Djokovic vs. Jan-Lennard Struff - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![Novak Djokovic in action against Jan-Lennard Struff during a men's singles match at the 2020 US Open, Friday, Sept. 4, 2020 in Flushing, NY. (Brad Penner/USTA via AP Stock Photo - Alamy Novak Djokovic in action against Jan-Lennard Struff during a men's singles match at the 2020 US Open, Friday, Sept. 4, 2020 in Flushing, NY. (Brad Penner/USTA via AP Stock Photo - Alamy](https://c8.alamy.com/comp/2NNPJ0C/novak-djokovic-in-action-against-jan-lennard-struff-during-a-mens-singles-match-at-the-2020-us-open-friday-sept-4-2020-in-flushing-ny-brad-pennerusta-via-ap-2NNPJ0C.jpg)
Novak Djokovic in action against Jan-Lennard Struff during a men's singles match at the 2020 US Open, Friday, Sept. 4, 2020 in Flushing, NY. (Brad Penner/USTA via AP Stock Photo - Alamy
![Motivated Novak Djokovic extends winning streak to 26-0 at 2020 US Open - Official Site of the 2023 US Open Tennis Championships - A USTA Event Motivated Novak Djokovic extends winning streak to 26-0 at 2020 US Open - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_20200904_USO_1DC01642.jpg)