Kolarek was demoted to clear a spot in the bullpen for Mike Fiers (hip), who is expected to work in long relief after being activated from the 10-day injured list. Acquired from the Dodgers in February, Kolarek has endured a tough start to his tenure in Oakland, posting an 8.44 ERA and 1.88 WHIP through his first eight outings with his new team.
Athletics' Adam Kolarek: Moves to alt site
Fantasy Baseball Today Newsletter
You're destined to gain an edge over your friends with advice from the award-winning FBT crew.