Maria Sharapova retires from tennis at age 32 - Los Angeles Times
Canada's Bianca Andreescu Makes History At The 2019 US Open Tennis Championships Kids News Article
Bryan Brothers Will Retire From Tennis After 2020 U.S. Open - The New York Times
Tennis champ, SC native Althea Gibson of honored at US Open | WCIV
Pete Sampras | Biography, Titles, & Facts | Britannica
Russian Tennis Star Sharapova, 5-Time Grand Slam Champion, Retires - The Moscow Times
50 Champions of the US Open | 50th Anniversary - Official Site of the 2020 US Open Tennis Championships - A USTA Event
Rafael Nadal and the Top 23 Left-Handers in Tennis History | Bleacher Report | Latest News, Videos and Highlights
I Still Have The Same Passion For Tennis": Kim Clijsters Ready For US Open 2020 - EssentiallySports
Kim Clijsters Announces (Another) Return to Tennis - The New York Times
Caroline Wozniacki announces she will retire from tennis after the 2020 Australian Open - ABC News
Sharapova retires from tennis at age 32 with 5 Slam titles
Bianca Andreescu makes history by reaching the 2019 US Open final - Official Site of the 2020 US Open Tennis Championships - A USTA Event
Out of retirement, Clijsters is back on the scene for the first time since 2012
Angelique Kerber: Is this the beginning of the end? | Sports| German football and major international sports news | DW | 27.08.2019
Best American Tennis Players | List of Famous Tennis Players from United States
Kim Clijsters - Wikipedia
I Wasn't Ready for it": Serena Williams Reacts to Bryan Brothers' Retirement - EssentiallySports
Nadal retirement sends '09 champ del Potro back to US Open final - Official Site of the 2020 US Open Tennis Championships - A USTA Event
Wawrinka Stops Defending Champion Djokovic, Who Retires at US Open - Tennis Now
Retired US Open Champion Flavia Pennetta Hints at Rio Return, Minus Fabio Fognini | Tennis News
New York, USA. 01st Sep, 2019. Flushing Meadows New York US Open Tennis Day 5 01/
