Oakland Athletics' Ryan Cook celebrates after the defeat of the Kansas City Royals at the end of a baseball game, Sunday, May 19, 2013, in Oakland, Calif. (AP Photo/Ben Margot)
Oakland Athletics' Ryan Cook celebrates after the defeat of the Kansas City Royals at the end of a baseball game, Sunday, May 19, 2013, in Oakland, Calif. (AP Photo/Ben Margot)