Boston dealt Linus Ullmark to the Ottawa Senators on Monday evening — acquiring the No. 25 pick in the 2024 NHL Draft, pugnacious bottom-six forward Mark Kastelic, and goalie Joonas Korpisalo.

The struggle and turmoil in Boston is likely lasting into their long offseason as Bruins goalie Joonas ... Korpisalo signed a five-year contract worth $4 million annually as the Ottawa Senators ...