Pitcher with the Boston Red Sox (2006-2014) and Oakland Athletics (2014-present).
Made major league debut on June 10, 2006.
Pitched a no-hitter against the Kansas City Royals, 19 May 2008. The Boston Red Sox won, 7-0.
During the 2006 season, was diagnosed with anaplastic large cell lymphoma, a form of cancer. Underwent successful chemotherapy and on 23 July 2007, pitched his first game following his return to the Red Sox.