Ducati don’t need a Yamaha copy

Ducati may be aiming to help Valentino Rossi duplicate his Yamaha success with its Desmosedici, but the Italian factory insists it doesn't need to construct a copy of the M1.After a 15th place on Rossi's Ducati first appearance during testing at Valencia, Ducati confessed changes will be wanted to allow the seven time MotoGP champion to ride as he would like.But in spite of so many team members