San Francisco Giants pitcher Barry Zito winds up during a voluntary practice in preparation for Sunday's Game 6 of the National League championship baseball series against the St. Louis

 

              San Francisco Giants pitcher Barry Zito winds up during a voluntary practice in preparation for Sunday
San Francisco Giants pitcher Barry Zito winds up during a voluntary practice in preparation for Sunday's Game 6 of the National League championship baseball series against the St. Louis Cardinals, Saturday, Oct. 20, 2012, in San Francisco. (AP Photo/Ben Margot)