Tsonga out of French Open in 1st round

"I refused to feel I was being defeated".

Rising American teenager upset 18th seed Kiki Bertens in straight sets, while compatriot Shelby Rogers was too good for Turkey's Cagla Buyukakcay.

"It was really hard for me a year ago", Nadal said.

The second-seeded Serb will next face Diego Schwartzman.

Muguruza's patchy form this season included a loss to the world number 53 in Stuttgart, with the Spaniard again in dire trouble in Paris after falling a set and a break behind against the Estonian, AFP added.

Olivo served for the match on Wednesday but Tsonga had broken back to keep his hopes alive. "I had a massage, it wasn't easy", Olivo said. It was hard not to think about the restart.

Kvitova struggled with her returns despite the American getting less than half of her first serves in, rallying back from 3-1 down to force another tiebreak.

Williams is playing at Roland Garros for the 20th time, a record in the Open era.

"I love being here and I love playing on this court", Williams said.

"I bumped into her., gave her a big hug and said, "I'm really pleased you're back", Stosur said.

Serena Williams is at the French Open, after all - but as a spectator, not a competitor.

The Frenchman won his first clay-court title in Lyon last week but slid to a four-set defeat to Roland Garros debutant Renzo Olivo in a tie held over from Tuesday.

Williams found a seat in the shade at Court Philippe Chatrier during her older sister Venus' second-round match against Kurumi Nara on Wednesday.

With Kerber out of the mix and American Serena Williams missing this year's tournament, the defending champion stands to benefit from their absences.

"I literally can't breathe", she said.

Rafael Nadal's quest for an incredible 10th Roland Garros title continues later against Dutchman Robin Haase later.

Djokovic needed little over two hours to see off Portugal's Joao Sousa 6-1, 6-4, 6-3 as he bids to become to defend the French Open crown.

Seeded 13th and with genuine aspirations of becoming the first Frenchwoman to lift the Suzanne Lenglen Cup since Mary Pierce in 2000, Mladenovic faces Italian clay-court specialist Sara Errani in a tough second round encounter.