On this week's MLB Pipeline Podcast, Jim Callis and Jonathan Mayo join Jason Ratliff to discuss the six 2021 Top 30 Prospects lists (Angels, Astros, Athletics, Rangers, Red Sox and Yankees) that have been released.

Then, they provide updates on some of the best prospects in the 2021 Draft class, including Kumar Rocker and Jack Leiter.

Finally, our experts take a look at some of the best performers of Spring Training.

On the MLB Pipeline Podcast, Mayo and 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.