Hayes, a Reds prospect out of Vanderbilt, finished a solid season with Class A Dayton with 22 saves and a 1.35 ERA over 51 regular season outings in the Midwest League, good enough to earn the MiLBY Award as Class A Full Season Reliever of the Year.He struck out 89 batters in 60 innings, allowed just two longballs and held batters to a .141 average.