3:48 PM - Richard Fitts (BOS) Red Sox optioned Fitts to Triple-A Worcester on Tuesday, Chris Cotillo of MassLive.com reports.

12:01 PM - Richard Fitts (BOS) is scheduled to start Monday's game against the Twins at Target Field.

10:49 AM - Richard Fitts (BOS) (1-4) took the loss Tuesday as the Red Sox fell 4-1 to the Phillies, surrendering four runs on six hits over 3.1 innings. He struck out four without walking a batter.

7:34 PM - Richard Fitts (BOS) is scheduled to start Tuesday against Philadelphia, Christopher Smith of MassLive.com reports.

12:16 PM - Richard Fitts (BOS) Red Sox recalled Fitts from Triple-A Worcester on Saturday.

3:17 PM - Richard Fitts (BOS) Red Sox optioned Fitts to Triple-A Worcester on Tuesday, Christopher Smith of MassLive.com reports.

2:03 PM - Richard Fitts (BOS) struck out one and allowed one earned run on two hits and no walks in three innings in his start Tuesday against the Reds before the game was suspended in the top of the fourth inning due to inclement weather.

7:50 PM - Richard Fitts (BOS) came away with a no-decision in Wednesday's 5-2 loss to the Angels, giving up two runs on four hits and a walk over four innings. He struck out six.

3:33 PM - Richard Fitts (BOS) Red Sox recalled Fitts from Triple-A Worcester on Sunday.

4:22 PM - Richard Fitts (BOS) Red Sox optioned Fitts to Triple-A Worcester on Tuesday, Gabrielle Starr of the Boston Herald reports.

3:18 PM - Richard Fitts (BOS) will start Monday's game against the Angels in Boston.

8:43 AM - Richard Fitts (BOS) tossed three scoreless innings Tuesday against the Brewers, allowing two hits and a walk while striking out two.

4:37 PM - Richard Fitts (BOS) Red Sox reinstated Fitts (pectoral) from the 15-day injured list, and he will start Tuesday's game against the Brewers.

8:57 AM - Richard Fitts (BOS) (pectoral) is expected to make a rehab start for Triple-A Worcester on Tuesday, Christoper Smith of MassLive.com reports.

4:18 PM - Richard Fitts (BOS) (pectoral) is scheduled to make a rehab start with Triple-A Worcester on Thursday, Christopher Smith of MassLive.com reports.

5:06 PM - Richard Fitts (BOS) (pectoral) is away from the Red Sox due to a personal matter but could begin a rehab assignment late next week, Mac Cerullo of the Boston Herald reports.

12:37 PM - Richard Fitts (BOS) (pectoral) has been throwing up-and-down bullpen sessions and is expected to be cleared to face hitter soon, MLB.com reports.

4:50 PM - Richard Fitts (BOS) Sox manager Alex Cora said Wednesday that Fitts (pectoral) will throw another bullpen session Thursday, Gabrielle Starr of the Boston Herald reports.

8:33 AM - Richard Fitts (BOS) (pectoral) played catch April 20, MLB.com reports.

5:08 PM - Richard Fitts (BOS) Sox manager Alex Cora said Monday that Fitts has been diagnosed with a mild right pectoral strain, Ian Browne of MLB.com reports.

11:40 AM - Richard Fitts (BOS) Red Sox placed Fitts on the 15-day injured list Sunday due to a right pectoral strain, Chris Cotillo of MassLive.com reports.

6:02 PM - Richard Fitts (BOS) was removed from Saturday's game against the White Sox due to an apparent injury, Chris Cotillo of MassLive.com reports.

11:37 AM - Richard Fitts (BOS) Sox manager Alex Cora said that Fitts will make his next start Monday against the Blue Jays in Boston, Gabrielle Starr of the Boston Herald reports.

6:19 PM - Richard Fitts (BOS) and the Red Sox won't play the Cardinals as scheduled Saturday, as the game was postponed due to inclement weather, Gabrielle Starr of the Boston Herald reports.

8:56 AM - Richard Fitts (BOS) (0-1) allowed three runs on six hits over six innings Sunday, striking out four and taking a loss against the Rangers.

9:21 AM - Richard Fitts (BOS) allowed an unearned run on three hits while striking out five over six innings in Monday's exhibition game in Mexico.

2:50 PM - Richard Fitts (BOS) is likely to open the season as the Red Sox' fourth starter, Ian Browne of MLB.com reports.

10:05 AM - Richard Fitts (BOS) allowed three runs on six hits and two walks while striking out one over four-plus innings in Thursday's spring start against Detroit.

12:17 PM - Richard Fitts (BOS) allowed one hit and struck out four over 4.1 scoreless innings in Friday's spring start against Miami.

11:29 AM - Richard Fitts (BOS) could open the season in the Red Sox' rotation if Brayan Bello (shoulder) needs a stint on the injured list, Ian Browne of MLB.com reports.

10:00 AM - Richard Fitts (BOS) (0-1) took the loss Wednesday, giving up four runs on six hits and two walks over five innings as the Red Sox were downed 6-1 by the Blue Jays. He struck out two.

9:05 AM - Richard Fitts (BOS) allowed five hits and a walk over five shutout innings in a no-decision Friday. He struck out three during the extra-innings loss to Minnesota.

6:17 PM - Richard Fitts (BOS) will start in Friday's game against the Yankees, Jen McCaffrey of The Athletic reports.

10:14 AM - Richard Fitts (BOS) Red Sox selected Fitts' contract from Triple-A Worcester, and he's scheduled to start Sunday against the White Sox, Jen McCaffrey of Athletic reports.

10:54 AM - Richard Fitts (BOS) is slated to open the 2024 season as a member of Triple-A Worcester's rotation, Alex Speier of The Boston Globe reports.