Jesse Hahn was pulled after giving up four runs and eight hits in 3 2/3 innings Wednesday against the Brewers.
Jesse Hahn failed to make it out of the first inning Friday against the Astros, as he was hammered for seven runs and retired just two batters.
Jesse Hahn allowed three runs over six innings in a win over the Tigers on Saturday.
Jesse Hahn struggled in Sunday's loss to the Yankees, surrendering four runs on six hits over his 5 2/3 innings.
Jesse Hahn pitched decently in Tuesday's no-decision against the Rangers, surrendering three runs on 10 hits over 6 2/3 innings.
Athletics recalled RHP Jesse Hahn from Triple-A Nashville.
The Athletics are expected to call up right-hander Jesse Hahn from Triple-A Nashville to start Tuesday against the Rangers.
Jesse Hahn is no longer listed as Tuesday's starter with Triple-A Nashville.
Athletics optioned RHP Jesse Hahn to Triple-A Nashville.
Jesse Hahn allowed five runs -- four earned -- on eight hits over 5 1/3 innings in a loss to the Orioles in the second game of a doubleheader Saturday.
Jesse Hahn made a statement in his season debut Saturday, holding the Astros scoreless over 6 2/3 innings in the Athletics' 2-0 win.
Susan Slusser of the San Francisco Chronicle reports that the Athletics are calling up Jesse Hahn to start Saturday against the Astros.
Jesse Hahn will not join the A's rotation this week because he is dealing with a blister.