Romina Oprandi, Viktorija Golubic, Martina Hingis and Timea Bacsinszky

Serena, Hingis Play Dramatic Team Tennis Matches

With four straight titles and a 34-match win streak, the Washington Kastles have proven that anything can happen in team tennis. Kastles superstars Serena Williams and Martina Hingis experienced such unpredictability again April 18-19 while representing their respective Fed Cup teams. Ninety-nine nations participate in Fed Cup, but only eight have a chance to win the title as part of the prestigious World Group. An invit... Full Story