Dustin Ackley proving to be key acquisition for Yankees Posted Sep 28, 2015 There was very little fanfare about the Yankees' acquisition of Dustin Ackley from the Mariners before the July 31 non-waiver trade deadline, probably because it was all the club did after weeks of speculation about acquiring a frontline starter such as David Price. But getting Ackley may turn out to be a very big deal indeed. (Newsday)