Whitlock dominated his rehab start for Triple-A Worcester on Wednesday but experienced pain in his elbow the next day.

For all their planning, the Red Sox probably didn’t expect that they’d struggle so much offensively.

Tampa Bay breaks a tie against Kenley Jensen after Boston erases a 5-1 deficit.

Wilyer Abreu and Rafael Devers homers for Boston

Romy Gonzalez was just hoping to advance baserunners, but instead got the winning hit in Tuesday’s 5-4 Red Sox victory over the Rays.

Gonzalez drives in Connor Wong to end a wild extra innings and give Boston 5-4 victory.

Boston and Tampa Bay play seven times in 10 days against each other, and the Rays win the first game with Amed Rosario driving in three runs.

Garrett Whitlock will start a morning game Wednesday for Triple-A Worcester.

The stacked AL East presents a lot of challenges, but Red Sox have the depth to compete.