By A Mystery Man Writer
Serena Williams explains why she's retiring now
Serena Williams is a tennis great, and so much greater than that
Return to action after year long absence - Serena Williams announces retirement from tennis after US Open
Venus Williams falls early in her first match at her 24th Wimbledon and loses to Elina Svitolina
Serena Williams Announces Retirement From Tennis
Venus Williams suffers her most lopsided U.S. Open loss
Life After Competition: reflections on Serena Williams' story
Serena Williams receives Wimbledon singles wild card
Serena Williams stunned at Wimbledon, doesn't rule out retirement