Image:Defending champion Rafael Nadal in action against Dusan Lajovic on day nine of the French Open
Image:Xisca Perello, Nadal's girlfriend, and mother Ana Maria Parera cheer him on
Image:Nadal celebrates after winning 6-1 6-2 6-1 to progress easily into the quarter-finals as he continues his quest for a record ninth title
Image:Nadal will next face compatriot David Ferrer, who beat Kevin Anderson 6-3 6-3 6-7 (5/7) 6-1 to advance to his 10th successive grand slam quarter-final
Image:Italy's Sara Errani is also through to the quaters, after winning 7-6 (7/5) 6-2 against Serbia's sixth seed Jelena Jankovic
Image:US singer Prince among those enjoying the action at Roland Garros
Image:Andrea Petkovic came from a set down to beat Dutch qualifier Kiki Bertens 1-6 6-2 7-5 and secure a quarter-final berth against Errani
Image:Fourth seed Simona Halep is also through after beating USA's Sloane Stephens 6-4 6-3
Image:Britain's Andy Murray quickly moved two sets up against Fernando Verdasco
Image:Verdasco makes a point to the chair umpire as the match slips away
Image:Murray soon closed out a 6-4 7-5 7-6 (7/3) win and will face Gael Monfils in the quarter-finals
Image:Svetlana Kuznetsova, the 2009 champion, saw off Lucie Safarova 6-3 6-4 to complete the women's quarter-final line-up