Basketball

BOSTON (AP) — The Boston Celtics’ catastrophic performance in Game 4 of the NBA Finals gave them a chance to clinch another championship on Monday night under the 17 banners already hanging in the TD Garden rafters.

Dereck Lively II drained the first 3-pointer of his career , forced a missed layup at the other end and ping-ponged back down the court to slam home an alley-oop pass.

BOSTON (AP) — Boston Celtics star Jayson Tatum spent part of his Father’s Day thinking about how his son made him a better person — and probably a better basketball player, too.

Dallas Mavericks (50-32, fifth in the Western Conference) vs. Boston Celtics (64-18, first in the Eastern Conference) Boston; Monday, 8:30 p.m. EDT BETMGM SPORTSBOOK : LINE Celtics -6.5; over/under is 209.

LAS VEGAS (AP) — Jonquel Jones scored a career-high 34 points, Breanna Stewart and Sabrina Ionescu each had a double-double and the New York Liberty pulled away in the second half to beat the defending WNBA champion Las Vegas Aces 90-82 on Saturday.

BOSTON (AP) — The Celtics picked the most inopportune time to play their worst game of the season. Boston’s 122-84 Game 4 loss to Dallas had all kinds of superlatives, and none of them were good. It ended the Celtics’ 10-game playoff win streak.

DALLAS (AP) — Kyrie Irving's personal 13-game losing streak against the Celtics is over.

Charles Barkley said Friday that next season will be his last on TV, no matter what happens with the NBA's media deals.

DALLAS (AP) — Jayson Tatum had his step-back 3-pointer swatted away, then ended up in a heap on the floor and was called for a loose-ball foul. It was that kind of night for Tatum and the Boston Celtics.

DALLAS (AP) — There were two options for the Dallas Mavericks. Pack for Boston, or pack for vacation. Boston awaits. These NBA Finals are not over, thanks to one of the biggest blowouts in title-round history.