MLB Pipeline's Jim Callis, Jonathan Mayo and Mike Rosenbaum, along with MLB.com's Tim McMaster, discuss former No. 1 overall draft pick Mark Appel's decision to leave the game, and they explain how they assembled the latest Top 100 prospects list (6:05). They also break down the top 10 players on the list and the top farm systems (11:35), examine the biggest risers and fallers from the rankings (23:00) and talk about the most surprising prospects from the Top 100 (30:30).

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