LONDON, July 1 (Xinhua) -- Five top-10 seeds, including China's Olympic champion Zheng Qinwen, crashed out of the first round at Wimbledon on Tuesday in a day of upsets and soaring temperatures.

LONDON, July 1 (Xinhua) -- Katerina Siniakova of the Czech Republic upset the fifth seed Zheng Qinwen of China in the women's singles first round at Wimbledon on Tuesday. With 10 women's doubles Grand ...