FILE - In this Tuesday, March 24, 2015 file photo, Oakland Athletics' Barry Zito works against the Chicago Cubs in the fourth inning of a spring training exhibition baseball game in Mesa, Ariz.
FILE - In this Tuesday, March 24, 2015 file photo, Oakland Athletics' Barry Zito works against the Chicago Cubs in the fourth inning of a spring training exhibition baseball game in Mesa, Ariz. Ben Margot AP
FILE - In this Tuesday, March 24, 2015 file photo, Oakland Athletics' Barry Zito works against the Chicago Cubs in the fourth inning of a spring training exhibition baseball game in Mesa, Ariz. Ben Margot AP