Kyle Harrison has a new role in his return to the San Francisco Giants. Harrison joined San Francisco’s bullpen ahead of a three-game series at the Chicago Cubs. The left-hander, one of the team’s top prospects,

Kyle Harrison, who at times looked as if he might be a forgotten man in the upper reaches of the San Francisco Giants’ system, is back, and it’s because he was pitching well — a continuation of the Buster Posey theme that good results will be rewarded.

Kyle Harrison was called back up from Triple-A on Sunday, but the San Francisco Giants don't appear comfortable slotting the lefty back into their rotation just yet.