Martina Hingis has announced her retirement on Facebook. The 37-year-old's final tournament will be the WTA Finals in Singapore, where she and Yung-jan Chan are the top seeds. The duo won their ...

Top-ranked women's tennis player Martina Hingis today refused to back down after claiming Serena and Venus Williams were given preferential treatment because they were black. The world number one ...

NEW YORK -- OK, so Martina Hingis fires around more loose words than loose forehands. She is, in sporting lexicon, cocky. She pouts, she preens, and she pushes the sportsmanship envelope with ...