By ,
Published September 13, 2015
The rookies keep on coming.
Pittsburgh Pirates prospect Gregory Polanco is the latest young-star-in-waiting headed to the big leagues.
Through Tuesday, the left-handed slugger is hitting .351 (79 for 225) with six homers and 47 RBI in 57 games for Triple-A Indianapolis. He's also swiped 14 of 19 stolen-base attempts.
https://www.foxnews.com/sports/sources-bucs-prospect-polanco-to-get-call-to-join-mlb-club-friday