Boston Celtics beat Dallas Mavericks in NBA finals to win record 18th title

• As it happened: Dallas Mavericks 88-106 Boston Celtics
• Celtics take series 4-1 after dominant playoff run

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 Lakers.

You have very few chances in life to be great ... you've got to take the bull by the horns and you've got to own it, and our guys owned it," said the Celtics' 35-year-old coach, Joe Mazzulla, at the trophy presentation ceremony.