Racing PositionsJazz age: Marlins prospect Chisholm wins 2B job15dProspects Chisholm, Diaz vying for Marlins 2B job1MMarlins send 2B Diaz to team's alternate site7MMarlins see 2B Diaz opt out, acquire LHP in trade8MDad mid-interview as son homers in MLB debut2YBrewers acquire OF Yelich from Marlins3Y