From Matt Cronin's French Open Blog:

FROM ROLAND GARROS - Maria Sharapova re-injured her right ankle in practice on Friday at Roland Garros, went to the doctor and after three hours got the good news – no fracture. The very bad news is that despite requesting a Monday start, she was denied and now is scheduled to face Mashona Washington later on Sunday on Suzanne Lenglen. She’s not happy about it and there’s still a chance that she won’t play. Read On...