9:21 AM - Andrew Kittredge (BAL) underwent successful left knee debridement surgery Friday, Roch Kubatko of MASNSports.com reports.

5:22 PM - Andrew Kittredge (BAL) Brandon Hyde announced Friday that Kittredge will undergo arthroscopic surgery on the cartilage in his left knee and is expected to be sidelined for multiple months, Jake Rill of MLB.com reports.

4:08 PM - Andrew Kittredge (BAL) underwent an MRI on his left knee and will receive multiple opinions, Roch Kubatko of MASNSports.com reports.

8:20 AM - Andrew Kittredge (BAL) (knee) remains unsure of a timeline for his return to action, Andy Kostka of TheBaltimoreBanner.com reports.

11:09 AM - Andrew Kittredge (BAL) manager Brandon Hyde said Monday that Kittredge (knee) is an option to see save chances early in the season on days Felix Bautista (elbow) is unavailable, Jake Rill of MLB.com reports.

12:40 PM - Andrew Kittredge (BAL) manager Brandon Hyde said Kittredge experienced left knee soreness while warming up in the bullpen prior to Saturday's 5-2 Grapefruit League loss to the Pirates, Andy Kostka of TheBaltimoreBanner.com reports.