The future is not just coming, she is rushing the net. Martina Hingis danced across the courts at the U.S. Open in Queens, New York, the past two weeks, displaying an amazing variety of shots, a real flair for the gamble, an occasional peevishness and a smile as winning as her cross-court forehand. The fact that she is 15 is both sublime and ridiculous. Her surprise victim in the quarterfinals, Jana Novotna, remarked, "She has a very light game." Pressed to elaborate, Novotna said, "You saw it. Light. Effortless."
Bud Collins, the renowned tennis writer and commentator, immediately dubbed the 5-ft....