Indian shuttler P. V. Sindhu assured herself of a second consecutive bronze medal at the World Badminton Championship. But it was curtains for star shuttler Saina Nehwal after she suffered a straight-game loss in the women's singles quarterfinals in Copenhagen on Friday. The 19-year-old Sindhu, who clinched the bronze at the 2013 World Championship in China, produced another gritty performance to see off All-England champion Shixian Wang of China 19-21 21-19 21-15 at Ballerup Super Arena today. Earlier, Olympic bronze-medallist Saina, seeded seventh, struggled against World No.1 Li Xuerui and the Chinese took just 45 minutes to send the Indian packing with an identical21-15, 21-15 scoreline. Sindhu will now face the winner of the match between Chinese Taipei's Tzu Ying Tai andand Spaniard Carolina Marin.