US Open badminton: Devika shines with upset win, Srikanth survives quarterfinal test

US Open badminton: Devika Sihag stunned third seed Riko Gunji of Japan 22-20, 21-19 on Friday. Rounak Chouhan also reached the semifinals, beating Israel's Misha Zilberman 23-21, 21-11. Kidambi Srikanth strengthened India's chances, winning his quarterfinal match. Many Indian players are showing good form.