MARTINA VS. SERENA
Martina Hingis will face Serena Williams in the semifinals of the U.S. Open on Friday. The two have met 10 times in their respective careers and Hingis leads the series 6-4.
Year	Tournament	Surface	Round	Winner	Score
1998	Key Biscayne	hard	quarters	Hingis	6-3, 1-6, 7-6
1998	Manhattan Beach	hard	quarters	Hingis	6-4, 6-1
1999	Key Biscayne	hard	semis	Williams	6-4, 7-6
1999	Rome	clay	quarters	Hingis	6-2, 6-2
1999	Manhattan Beach	hard	semis	Williams	6-3, 7-5
1999	U.S. Open	hard	final	Williams	6-3, 7-5
2000	Los Angeles	hard	semis	Williams	4-6, 6-2, 6-3
2000	Montreal	hard	final	Hingis	0-6, 6-3, 3-0, retired
2001	Sydney	hard	quarters	Hingis	6-4, 7-5
2001	Melbourne	hard	quarters	Hingis	6-2, 3-6, 8-6