SoxProspects.com Podcast #54: MLB.com's Jim Callis closes out the ranking season

What better way to celebrate St. Patrick's Day than with the final offseason ranking of the Red Sox top prospects? Longtime friend of the site Jim Callis, now part of MLB.com's MLB Pipeline team, came on the podcast to chat about his new gig and his top 20 list. Topics ranged from why Jim thinks Mookie Betts is the best second baseman in the minors, how close Xander Bogaerts is to consensus top prospect Byron Buxton, and more!