Who will win the French Open women's title?

Justine Henin's stunning retirement last week left a discernable gap in the women's field -- particularly on clay where she was the three-time defending French Open champion. But who benefits from her absence is still to be determined.

Serena Williams appears to be as fit as she has been in years, while Maria Sharapova is one Roland Garros title away from a career Slam?

So who steps up? Our experts make their predictions.