Originally written on Fox Sports  |  Last updated 11/17/14

MELBOURNE, AUSTRALIA - JANUARY 21: Novak Djokovic of Serbia celebrates winning a point in his second round match against Marco Chiudinelli of Switzerland during day four of the 2010 Australian Open at Melbourne Park on January 21, 2010 in Melbourne, Australia. (Photo by Mark Dadswell/Getty Images)
Three-time champion Novak Djokovic lost to Tommy Haas, 6-2, 6-4 Tuesday in the fourth round of the Sony Open. The defeat ended Djokovic's 14-match winning streak at Key Biscayne, where he won the tournament the past two years. The top-ranked Djokovic has lost two of his past four matches after winning 22 in a row, including the Australian Open for his sixth Grand Slam title. On the women's side, five-time champion Serena Williams advanced to the semifinals and equaled the women's record for career victories in the tournament by beating No. 5-seeded Li Na 6-3, 7-6 (5). Haas, who turns 35 next week, improved to 2-14 against No. 1-ranked players. His only other win came against Andre Agassi in 1999. The oldest player in the top 50, Haas is making his 13th appearance at Key Biscayne and advanced the tournament's quarterfinals for the first time. His opponent Wednesday will be Gilles Simon, who rallied past Janko Tipsarevic, 5-7, 6-2, 6-2. ''This is crazy,'' Haas said. ''Playing ag...
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