A summary of the matches from Day 9 at the French Open.
US Open champions Marin Cilic and Serena Williams kicked off their China Open campaigns with straight sets victories against battling underdogs on Monday, but Rafael Nadal suffered defeat in a rare doubles outing on his return from injury.
Reigning French Open champion Maria Sharapova, former world number one Venus Williams and Australian Samantha Stosur sailed into the second round of the China Open with straight set victories on Sunday.