Cubs prospect Albert Almora went 3-for-4 with a double in his first game Wednesday with Low-A Kane County.
Josh Phegley is batting .333/.400/.651 with 10 home runs and 28 RBI through 34 games at Triple-A Charlotte.
Rangers signed INF Mark Teahen to a minor league contract.
Ranges released RHP Derek Lowe.
An MRI taken Wednesday on Adam Eaton's left elbow showed no structural damage.
David Ross (concussion) will begin a rehab assignment Thursday with Double-A Portland.
Blue Jays prospect Sean Nolin is expected to start Friday against the Orioles.
Athletics activated SS Hiroyuki Nakajima from the 15-day disabled list; optioned him to Triple-A Sacramento.