Updated On: 12 September, 2017 08:25 AM IST | New York | AFP
<p>Martina Hingis declared herself amazed Sunday after capturing her 25th career Grand Slam crown, partnering with Taiwan's Chan Yung-Jan to win the US Open women's doubles title</p>

Martina Hingis (left) and Yung-Jan Chan of Taiwan with the US Open women's doubles championship trophy. Pic/AFP, Getty Images

Martina Hingis (left) and Yung-Jan Chan of Taiwan with the US Open women's doubles championship trophy. Pic/AFP, Getty Images
Martina Hingis declared herself amazed Sunday after capturing her 25th career Grand Slam crown, partnering with Taiwan's Chan Yung-Jan to win the US Open women's doubles title.