Jason Hammel dropped to 2-6 for the A's after allowing three runs in five innings Friday against the Mariners.
Jason Hammel struck out seven while allowing two runs over 6 2/3 innings in a no-decision against the Astros on Sunday.
Jason Hammel allowed one run in eight innings of work Monday in a win over the Mariners.
Jason Hammel went seven strong innings against the Astros on Tuesday, allowing just one run, but he ended up with a no-decision.
The Athletics will skip Jason Hammel's next turn in the rotation.
Jason Hammel had a rough night in Friday’s loss to the Braves, serving up three home runs in just three innings of work.
Jason Hammel held the Twins to one run over 6 1/3 innings Sunday, taking a no-decision.
Jason Hammel pitched five and two-thirds innings of shutout baseball on Tuesday.
The Athletics are getting "flooded" with calls on Jason Hammel, according to FOX Sports' Ken Rosenthal.
Jason Hammel was hammered for eight earned runs in 4 1/3 innings Wednesday in a loss to the Astros.
Jason Hammel gave up four runs (three earned) over 5 2/3 innings in Friday's loss to the Rangers.
Jason Hammel dropped to 0-2 for the A's after giving up five runs in two-plus innings Saturday against the Orioles.
In his Oakland debut, Jason Hammel entitled the Giants to three runs -- two earned -- over five innings in Wednesday's 5-2 loss.
Athletics acquired RHP Jason Hammel and RHP Jeff Samardzija from the Cubs for SS Addison Russell, RHP Dan Straily, OF Billy McKinney and a player to be named or cash considerations.