China's Chen Yufei suffers opening loss at badminton BWF World Tour Finals
BANGKOK, Dec. 7 (Xinhua) -- Top women's singles seed and Tokyo Olympic champion Chen Yufei of China suffered a major setback here on Wednesday, losing her opening match of the Badminton World Federation (BWF) World Tour Finals.
In a three-set battle, Chen lost 21-9, 14-21, 21-16 to Indonesia's Gregoria Mariska Tunjung, who only made it to the Finals following the withdrawal of India's world No. 6 Pusarla V. Sind