Naughton underwent surgery to repair the flexor tendon in his left elbow Monday, Jeff Jones of the Belleville News-Democrat reports.

EDGE Analysis

The good news is that Naughton didn't require UCL repair surgery, but the 27-year-old southpaw is facing an extended absence nonetheless. Naughton most likely won't return until 2024, putting an end to his season after throwing just five scoreless innings in April.