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Opportunity In Arizona Fall League for Duff

Grant Duff is out to prove himself in the AFL

The numbers this season, going a combined 4-3 with a 3.52 ERA between stops in Tampa and Trenton, underscore what was a huge transformation of Grant Duff's stuff this season. And the bump in arsenal couldn't have come at a better time with this being his 40-man roster season. Now he's headed out to the Arizona Fall League to prove he's worth the designation.

The prospect-laden Arizona Fall League begins play a week from Tuesday and Grant Duff will find himself among the game's elite, both as a reward for developing his game further and as a final test to see if he warrants receiving a coveted spot on the Yankees' 40-man roster this offseason. A huge spike in velocity this season saw his fastball average bump up to 96 MPH in the Trenton bullpen... Recommended Stories

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