BWF World Championship: Saina Nehwal makes winning start
Saina, who finished second in the 2015 World Championship, battled valiantly in the opening game.
Saina, who finished second in the 2015 World Championship, battled valiantly in the opening game.
24-year old PV Sindhu, who has had an up-and-down run since winning the world title in Basel last year, said she was working on her mental fitness.
Olympic silver medallist Sindhu defeated Japan's Nozomi Okuhara in the final of the BWF World Championship recently.
