Serena Williams upset by Victoria Azarenka at US Open

Serena Williams was upset by fellow mom and friend Victoria Azarenka in the US Open semifinals, temporarily halting her bid to win a record 24th Grand Slam title.

Serena Williams upset by Victoria Azarenka at US Open
Serena Williams was upset by fellow mom and friend Victoria Azarenka in the US Open semifinals, temporarily halting her bid to win a record 24th Grand Slam title.