INF Xavier Isaac [TB No. 18] has been promoted to Tripe-A @durhambulls .    In 99 games with @biscuitbaseball , the infielder slashed .255/.400/.510 (86-for-337) with 8 2B, 3 3B, 24 HR, 71 RBI, 80 BB, and 18 SB. He paces all Double-A hitters in walks and ranked fifth in OBP, he is also one of eight players in the Southern League and one of four Biscuits this season with 15 or more home runs and 15 or more stolen bases.