Boston Celtics forward Jayson Tatum, center, holds the Larry O'Brien Championship Trophy as he celebrates with center Kristaps Porzingis, left, and guard Jaylen Brown, right, after the Celtics won the NBA championship with a Game 5 victory over the Dallas Mavericks on Monday in Boston. Charles Krupa/AP hide caption
Dallas Mavericks owner Mark Cuban applauds as Mavericks are introduced for an NBA against the Denver Nuggets on Friday, Nov. 3, 2023, in Denver. Cuban is reportedly in talks to sell his stake in the team to the Miriam Adelson, widow of Las Vegas casino magnate Sheldon Adelson. David Zalubowski/AP hide caption
Kyrie Irving is reportedly leaving the Brooklyn Nets after four seasons with the team. Sarah Stier/Getty Images hide caption
Chauncey Billups, left, poses with Portland General Manager Neil Olshey after Billups was announced as the head coach of the Portland Trail Blazers at the team's practice facility on June 29, 2021. Craig Mitchelldyer/AP hide caption
Quinn Cook No.15 of the East Team drives to the basket during the NBA D-League All-Star Game as part of 2017 All-Star Weekend at the Mercedes-Benz Superdome on Feb. 18, 2017. Chris Marion/NBAE/Getty Images hide caption
Dirk Nowitzki of the Dallas Mavericks is defended by Joel Anthony of the Miami Heat during Game 5 of the NBA Finals at the AmericanAirlines Center in Dallas on Thursday (June 9, 2011). Mark Ralston/AFP/Getty Images hide caption