During the 2004 season, each of Oakland’s Big Three aces had something to prove. Tim Hudson was determined to demonstrate his recovery from a recurring injury. Barry Zito had to show the world that after a ho-hum 2003, his 2002 Cy Young Award was not a fluke. Mark Mulder missed the 203 playoffs entirely with a stress fracture, but the way he saw it, he simply needed to be himself-the natural-born pitcher.