Is MLB handing players Twitter issues appropriately?

With Atlanta Braves pitcher Sean Newcomb and Washington Nationals shortstop Trae Turner both apologizing after revelations of old, offensive tweets, what should Major League Baseball do about its players' past actions?

With Atlanta Braves pitcher Sean Newcomb and Washington Nationals shortstop Trae Turner both apologizing after revelations of old, offensive tweets, what should Major League Baseball do about its players' past actions?