Morel appeared to tweak his lower leg while turning back to first base after hitting a single in the third inning, and he ended up getting pulled for a pinch runner. The severity of his injury remains unknown, though it's possible the Rays give him a day or two off in order to properly recover.

It was the first homer in 59 at-bats for Casas, who last went deep Aug. 25, when he was Boston's regular cleanup hitter. These days, Casas is batting down in the order -- sixth, seventh or eighth over the last 11 contests -- and he routinely sits against left-handers.

The Tampa Bay Rays started their final homestand of the season the right way with a convincing victory in the series opener against the Boston Red Sox.

Shane Baz allowed two runs and two hits over seven innings, Jose Siri homered and drove in four runs, and the Tampa Bay Rays beat the Boston Red Sox 8-3 on Tuesday night.