Indian ace shuttler Saina Nehwal faced a defeat at the hands of Denmark's Mia Blitchfeldt 21-15, 25-27, 12-21 in the round of 16-match of the BWF World Championships on Friday. The world number eight Nehwal won the first game with a margin of six points. Despite having a lead of 9-12 in the second game at the point, she lost in it.