NBA: Jayson Tatum says past pain inspired Boston Celtics

Jayson Tatum said the bitter sting of past postseason defeats powered the Boston Celtics to their record-breaking 18th NBA championship on Monday against the Dallas Mavericks. The 26-year-old Celtics star produced a masterful 31-point performance as Boston completed a 4-1 series triumph with a resounding 106-88 victory. The win couldn’t have been sweeter for Tatum,