Bello threw 38 sinkers, averaging 95.1 mph and topping out at 97.3 mph, per Statcast. He also mixed in 36 sliders, 17 changeups and six four-seam fastballs. He recorded seven swings and misses: four with his slider, two with his changeup and one with his sinker.

Brayan Bello allowed one run over five innings in his season debut, Triston Casas hit a three-run homer in the seventh and the Boston Red Sox beat the Seattle Mariners 8-3 on Tuesday night for their sixth win in seven games. Alex Bregman hit a pair of RBI doubles for the Red Sox.

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.