Boston Celtics win record 18th NBA championship with dominant performance against Dallas Mavericks.

The Boston Celtics have won the NBA Finals with a 4-1 series victory over the Dallas Mavericks, completing the championship sweep at TD Garden. Jaylen Brown was named Most Valuable Player after a strong defensive display throughout the series, averaging 20.8 points, 5.4 rebounds, and five assists per game. In Game 5, Boston won 106-88, with Jayson Tatum scoring 31 points and Jaylen Brown adding 21 points to support the team's victory. The Celtics' win comes after Dallas had kept their title hopes alive with a 122-84 win in Game 4, denying Boston a clean sweep.