Aaron continues his fourth annual top-50 rankings with prospects 16-20

Aaron continues his fourth annual top-50 rankings with prospects 21-25.

Aaron continues his fourth annual top-50 rankings with prospects 26-30.

Aaron continues his fourth annual top-50 rankings with prospects 31-35.

Aaron continues his fourth annual top-50 rankings with prospects 36-40.

Aaron continues his fourth annual top-50 rankings with prospects 41-45.

Aaron kicks off his fourth annual top-50 rankings with the five players who narrowly made the cut.

Aaron talks the 2,000-Year-Old First Baseman, the 28-Year-Old Overpaid Shortstop, and the 19-Year-Old King.

Aaron reviews the new biography about Bill James.

Now that Bruce Sutter is a Hall of Famer, Aaron wonders what it really means.