![US Open Tennis on Twitter: "On this day in 1989 ⏪ Reigning US Open champion Steffi Graf holds off Martina Navratilova 6-4, 7-5, 2-6, 6-2 to win the @WTAFinals for a second US Open Tennis on Twitter: "On this day in 1989 ⏪ Reigning US Open champion Steffi Graf holds off Martina Navratilova 6-4, 7-5, 2-6, 6-2 to win the @WTAFinals for a second](https://pbs.twimg.com/media/FEkWovbXMAsR-TZ.jpg)
US Open Tennis on Twitter: "On this day in 1989 ⏪ Reigning US Open champion Steffi Graf holds off Martina Navratilova 6-4, 7-5, 2-6, 6-2 to win the @WTAFinals for a second
![That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Becker1989_1.jpg)
That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Becker1989_2.jpg)
That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![US Open Moments: Aug. 28, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event US Open Moments: Aug. 28, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_PeteSampras.1990USO.jpg)
US Open Moments: Aug. 28, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Becker1989_4.jpg)
That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event That Championship Season: Boris Becker, 1989 - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Becker1989_3.jpg)