Melvin says Boog Powell will miss several weeks with a right knee sprain.
Powell was placed on the 10-day disabled list on Saturday after injuring his knee against the Rangers on Friday.
Mark Canha was called up from Triple-A Nashville to fill the void, so don’t expect any other corresponding roster moves as a result of the news.
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The Athletics will likely roll with a Jake Smolinski, Trayce Thompson and Canha rotation out in center field while Powell is out.
Powell was hitting .