At a glance

A look at the French Open on Sunday:

Men’s fourth-round matches: No. 1 Roger Federer def. No. 13 Mikhail Youzhny, No. 4 Nikolay Davydenko def. No. 15 David Nalbandian, No. 9 Tommy Robredo def. No. 29 Filippo Volandri, No. 19 Guillermo Canas def. Juan Monaco.

Women’s fourth-round matches: No. 1 Justine Henin def. No. 20 Sybille Bammer, No. 2 Maria Sharapova def. No. 14 Patty Schnyder, No. 3 Svetlana Kuznetsova def. No. 15 Shahar Peer, No. 4 Jelena Jankovic def. No. 18 Marion Bartoli, No. 6 Nicole Vaidisova def. No. 19 Tathiana Garbin, No. 7 Ana Ivanovic def. No. 24 Anabel Medina Garrigues, No. 8 Serena Williams def. No. 10 Dinara Safina, No. 9 Anna Chakvetadze def. No. 25 Lucie Safarova.

On court today: No. 2 Rafael Nadal vs. No. 14 Lleyton Hewitt, No. 6 Novak Djokovic vs. Fernando Verdasco, No. 16 Marcos Baghdatis vs. Igor Andreev, No. 23 Carlos Moya vs. Jonas Bjorkman.