The Boston Celtics beat the Dallas Mavericks 4-1 in the NBA Finals to win their first championship since 2008.

The Boston Celtics beat the Dallas Mavericks 106-88 on Monday night to claim

Boston Celtics have won their 18th NBA title, defeating the Dallas Mavericks 4-1 in a one-sided finals series.

If any player knows how badly the Boston Celtics want to close out the Mavericks in Game 5 of the NBA finals on Monday night, it’s Kyrie Irving.

Irving gets to the hoop in Game 4. (Peter Casey/USA TODAY Sports/Reuters via CNN Newsource) By Samuel Joseph, CNN (CNN) — The Boston...

(Field Level Media) BOSTON — Jayson Tatum recorded 31 points and 11 assists as the Boston Celtics locked up their league-record 18th championship...

The Boston Celtics beat the Dallas Mavericks 106-88 on Monday night to claim a record 18th NBA title, one more than their old rivals the Los Angeles...

THE Boston Celtics secured a record 18th championship as they beat the Dallas Mavericks 106-88 to complete a 4-1 series victory in the NBA Finals....

BOSTON (AP) — The Boston Celtics again stand alone among NBA champions.