Prior to his surgery, Coria had a pinpoint service motion. After the surgery, he used a platform style. It helped him get over 40 aces in his quarterfinal run at last year's US Open - and over 80 double faults. http://editorial.gettyimages.com/source/search/details_pop.aspx?iid=71469730&cdi=0 Why the reversion? I miss the guy on tour anyway; he is fun to watch.