The Boston Celtics completed a four-game sweep of the Philadelphia 76ers in the first round of the Eastern Conference playoffs on Sunday afternoon, riding Kemba Walker's game-high 32 points and a 14-point run bridging the third and fourth quarters to a 110-106 victory at the Walt Disney World Complex near Orlando.

Luka Doncic's 3-pointer at the buzzer in overtime lifted the Dallas Mavericks to a 135-133 victory over the Los Angeles Clippers on Sunday in the NBA bubble near Orlando.

Reserve Norman Powell scored a career playoff high 29 points and the Toronto Raptors completed a four-game sweep of the undermanned Brooklyn Nets in their first-round playoff series Sunday with a 150-122 victory near Orlando.

Donovan Mitchell scored 51 points and dished out seven assists to help the Utah Jazz outlast the Denver Nuggets for a 129-127 victory on Sunday night near Orlando, giving Utah a 3-1 lead in their Western Conference first-round playoff series.