WATCH: Implications of A.J. Puk's back injury

A.J. Puk, the top college MLB draft pitching prospect, left his last start with a back injury and will sit out this weekend's slate. What are the implications of his health status? Scout's MLB Draft Expert Jeff Ellis weighs in.

Tags: A.J. Puk

Related:

http://www.scout.com/mlb/scouting/story/1656002-scout-s-2016-mlb-mock-dr...


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