Serena Williams has done it all in tennis, but there's so much more to come
Twenty-seven years on the professional tour, 23 grand slam singles titles and a plethora of records; Serena Williams is leaving tennis as one of the greatest players to ever grace the court.
![Serena Williams has done it all in tennis, but there's so much more to come](https://cdn.cnn.com/cnnnext/dam/assets/220902194542-05-serena-open-0902-super-169.jpg?#)