Brayan Bello will start for the Boston Red Sox on Tuesday against Randy Arozarena and the Seattle Mariners. First pitch is at 6:45 p.m. ET for this first game in a three-game series. The Red Sox's 4.04 team ERA ranks 15th across all league pitching staffs. Mariners pitchers have a combined ERA of 3.78 ERA this year, which ranks 12th in MLB.

Boston Red Sox pitcher Brayan Bello makes his debut Tuesday against the Seattle Mariners. First pitch is set for 6:45 p.m. ET at Fenway Park in the first of a three-game series. Red Sox vs. Mariners will air on MLB.TV, and can be streamed on DirecTV Stream (free trial).