On this week's Pipeline Podcast, Jim Callis, Jonathan Mayo and Jason Ratliff discuss the long-term rookie rankings and the rage from readers they stir up. They also discuss our newly released list of the rooks who could make an impact in October.

Our experts move on to Callis' Q&A with consensus No. 1 Draft prospect Kumar Rocker, a 6-foot-4, 255-pound right-handed pitcher from Vanderbilt.

The trio also discuss some recent big league debuts, including White Sox 2020 first-round pick Garrett Crochet and Phillies 2016 No. 1 overall Draft pick Mickey Moniak.

Finally, Callis, Mayo and Ratliff answer questions submitted ahead of the Podcast.

On the MLB Pipeline Podcast, Jonathan Mayo and Jim Callis are your tour guides through all the unfolding stories and breaking news of baseball's top prospects. Each week, you'll find out about the stars of tomorrow from the guys who know today. Download, subscribe and help others find the show by leaving a rating and review on iTunes or your favorite platform.