Orioles starter Zach Eflin is a free agent for the first time this offseason. A potential reunion in Baltimore is on his mind.

Baltimore Orioles veteran right-handed pitcher Zach Eflin will undergo a lumbar microdiscectomy and miss the remainder of the season, interim manager Tony Mansolino said Tuesday. Mansolino also told reporters that right-handed closer Felix Bautista will not return this season due to a shoulder injury the manager deemed "significant.

The Baltimore Orioles have ruled out two more pitchers for the season. Right-hander Zach Eflin needs a lower back procedure, and closer Félix Bautista has a significant shoulder injury.