Doolittle was originally drafted by the A's as a compensation pick following the first round of the 2007 First-Year Player Draft and began his career as a first baseman. He converted to pitcher late in the 2011 season, made his Major League debut in 2012 and was named to the American League All-Star Team in 2014. Doolittle set an Athletics record for saves by a left-handed pitcher with 22 in 2014 and went 13-13 with 36 saves and a 3.09 ERA in 254 career relief appearances over six seasons with Oakland.
Madson was 2-4 with a save and a 2.