Topic - John Isner

John Isner will retire from professional tennis after playing at the U.S. Open, he announced Wednesday, bringing an end to a career that included one Grand Slam semifinal appearance and a victory in the longest match in the sport's history.

John Isner is retiring from tennis after the US Open. He played in the sport's longest match →

I’m hoping that was the case for her,” said John Isner, a 2018 Wimbledon semifinalist and a first-round winner Tuesday at age 37.

Analysis: Can Serena Williams keep going at the US Open? →