Message:
PL%20Selects%20Rookie%20Star%20of%20the%20Month: Dean%20Jackson%20earned%20May%27s%20Rookie%20of%20the%20Month%20honors%20in%20the%20United%20States%20Premier%20League%20for%20last%20month%27s%20performance%2E%20The%20boyish%20St%2E%20Louis%20first%20baseman%20might%20be%20wet%20behind%20the%20ears%2C%20but%20he%27s%20proving%20that%20he%20has%20what%20it%20takes%20to%20play%20at%20this%20level%2E%0A%0AJackson%20hit%20%2E322%20with%208%20home%20runs%2C%2021%20RBIs%20and%2014%20runs%20scored%20this%20past%20month%20on%20his%20way%20to%20winning%20the%20award%2E%0A%0A