Ticket Prices For Serena's Next U.S. Open Match Double To Over $500 Following Upset

Ticket prices for Serena Williams’ third-round singles match at the U.S. Open on Friday skyrocketed after she upset No. 2 seed Anett Kontaveit on Wednesday night, with fans willing to pay up to see the 23-time Grand Slam champion in what she’s said will be her final tournament key backgroundSecti...