The Farm System That Fueled The Yankees' Surprising Success [2017 Season Review] - River Avenue Blues
New York Yankees: Meet the Next Dazzling Crop of Baby Bombers
Yankees get Sonny Gray in trade with Athletics
The Farm System That Fueled The Yankees' Surprising Success [2017 Season Review] - River Avenue Blues
Oakland A's trade Sonny Gray to Yankees for Jorge Mateo, Dustin Fowler, James Kaprielian - Athletics Nation
Jorge Mateo Stats & Scouting Report — College Baseball, MLB Draft, Prospects - Baseball America
A's acquire three prospects for Sonny Gray
Trade check-in: Yankees acquire Sonny Gray from Oakland for three prospects - Minor League Ball
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