Alex Bregman, who regularly haunted the Mariners when he was with the Astros, had a pair of doubles and three RBI to lift the Red Sox to an 8-3 win Tuesday,

Brayan Bello works five innings in his first start of the season, and Alex Bregman and Triston Casas each drive in three runs.

Triston Casas hit a three-run home run that helped propel the Boston Red Sox to an 8-3 victory over the visiting Seattle Mariners on Tuesday in the first matchup of a three-game series.