It was a frustrating loss for Novak Djokovic to Roberto Bautista Agut in the semi-finals of the Shanghai Masters, but that does little to dent the World Number One's amazing season that included two grand slam trophies at the Australian Open and the French Open, bringing his total up to twelve, and making him only the eighth man to win all four major titles. Earlier he joined Mike Fox and talked about leaving his footprint, not just on the tennis court, but on the world.