Tom Cruise crashes Ducati

This hasn't been a good week for celebs riding bikes in L.A. Tom Cruise, star of "Valkyrie," "Mission Impossible," etc., etc., "spun out into an intersection Sunday while he tried to avoid crashing into a car after the driver of an SUV allegedly ran a stop sign," according to United Press International. One day later, Max Ryan, who plays Kim Cattrall's love interest in the upcoming "Sex and the City 2," was involved in head-on collision that left him trapped under a car.