Everything about tennis is topsy-turvy heading into the French Open. Roger Federer, seemingly invincible against anyone but Rafael Nadal, is off to his worst start to a season since 2001. Nadal, meanwhile, recently lost a match on clay -- for only the second time in three years. Justine Henin, like Nadal the three-time reigning champion in Paris, suddenly retired this month at the age of 25, the... More...