Whitlock (oblique) struck out five and allowed two hits and one walk over 4.2 scoreless innings Wednesday in his rehab start with Triple-A Worcester.

Red Sox manager Alex Cora said Monday that Whitlock (oblique) will need just one rehab start provided all goes well in his outing Wednesday with Triple-A Worcester, Gabrielle Starr of the Boston Herald reports.

Whitlock (oblique) will make a rehab start with Triple-A Worcester on Wednesday, Alex Speier of The Boston Globe reports.

Whitlock (oblique) will throw live batting practice Friday, Pete Abraham of The Boston Globe reports.

Whitlock (oblique) threw a bullpen session Saturday, Peter Abraham of The Boston Globe reports.

Whitlock (oblique) will throw a bullpen session Saturday, Christopher Smith of The Springfield Republican reports.

Whitlock (oblique) has not thrown off a mound yet in his recovery, Christopher Smith of The Springfield Republican reports.

Whitlock (oblique) played catch Saturday, Julian McWilliams of The Boston Globe reports.

Whitlock was placed on the 15-day injured list by the Red Sox on Wednesday with a left oblique strain, Mac Cerullo of the Boston Herald reports.

Whitlock was removed from Tuesday's game against the Guardians due to left oblique tightness, Ian Browne of MLB.com reports.