Episode 559 -- It appears as though Luis Medina will be making his big-league debut on Wednesday against the Angels. Jason lets you know what to expect from the righty and his explosive arm.

Then, the A's made some official transactions on Monday involving Adrián Martínez, Sam Long, and Dérmis Garcia.

Finally, Rob Manfred spoke to the media and told some blatant falsehoods. Jason sets the record straight.

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