When will more top prospects reach the bigs? | The Bird's Nest

Jackson Holliday is back from the injured list and is hoping to make a push for the big league club after the All-Star break. When could we see top prospects like Holliday, Coby Mayo and Chayce McDermott in the majors? Brendan Mortensen and Annie Klaff discuss. More: http://www.masn.me/