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Grand Slam Grow Up: See Serena Williams' Iconic Moments
Serena Williams won her 21st Grand Slam title at Wimbledon on Saturday. Look back at her past wins starting at age 17.
1999: Serena Williams, 17, celebrates her win over Martina Hingis of Switzerland in the women's final of the U.S. Open at the USTA National Tennis Center in Flushing Meadows, New York on Sept. 11. Williams defeated Hingis to win her first U.S. Open title.
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