That Chapman’s contract includes a potential $250,000 in incentives based on innings, and not games finished, suggests he understands what his role will be.

Bolstering the bullpen with more velocity has been a stated priority for Red Sox chief baseball officer Craig Breslow this winter, and he made a significant move toward that end on Tuesday, reaching an agreement on a one-year,

According to former Red Sox assistant GM Zack Scott, the Red Sox nixed a trade involving Aroldis Chapman in 2015.