The Celtics won the series 4-1 and now have 18 league titles, surpassing their decades-long rival Los Angeles Lakers, which has 17.

While Cuban would sell the team to Miriam Adelson, the widow of casino magnate Sheldon Adelson, he would retain control of basketball operations. The agreement would be in the range of $3.5 billion.

Irving's stint with the Brooklyn Nets is ending after multiple controversies, including a suspension over an antisemitic social media post and missing games because of his refusal to be vaccinated.

The Portland Trailblazers and Dallas Mavericks have hired new coaches with stellar records as players — but questionable off-court problems. The moves have roiled the typically progressive NBA.