Fans make noise to distract Brooklyn Nets guard Kyrie Irving (11) as he shoots a free throw in the first quarter of Game 4 against the Boston Celtics during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving (11) celebrates a play in front of Boston Celtics guard Romeo Langford in the second half of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving (11) goes up for a shot against Boston Celtics forward Jayson Tatum (0) and Celtics guard Payton Pritchard (11) in the first half of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Boston Celtics forward Jayson Tatum (0) has his shot blocked by Brooklyn Nets forwards Kevin Durant (7) and Nicolas Claxton (33) with the help of Nets guard Kyrie Irving (11) in the first half of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving looks up at the fans at TD Garden after they defeated the Boston Celtics in Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. Irving was booed and heckled by the fans all game. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving (11) shoots against Boston Celtics forward Grant Williams (12) in the second quarter of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Boston Celtics forward Jayson Tatum (0) drives against Brooklyn Nets forward Joe Harris (12) in the second half of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving (11) drives against Boston Celtics forward Grant Williams (12) in the first half of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving gives a thumbs up as he and Nets guard Tyler Johnson (10) engage with fans at TD Garden after they defeated the Boston Celtics in Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. Irving was booed and heckled by fans all game. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving, left, gestures upward near the end of Game 4 against the Boston Celtics during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving, left, looks up at the fans at TD Garden while teammate Bruce Brown (1) gestures after they defeated the Boston Celtics in Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. Irving was booed and heckled by the fans all game. (AP Photo/Elise Amendola)

Brooklyn Nets guard Kyrie Irving scrapes his foot on the Boston Celtics logo at mid-court after they defeated the Celtics in Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

A fan is handcuffed and escorted out of TD Garden by police after allegedly throwing a water bottle at Brooklyn Nets' Kyrie Irving as Irving left the court after Game 4 of an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. The Nets won 141-126. (AP Photo/Elise Amendola)

Boston Celtics center Tristan Thompson (13) grabs a rebound against Brooklyn Nets' Blake Griffin, left, in the second half of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

A security guard points as Brooklyn Nets' Kyrie Irving, right with towel, and teammates look up at a fan who reportedly threw a water bottle at him as he left the court after Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets' Kyrie Irving, middle, gestures towards a fan who allegedly threw a water bottle at him as he left the court after Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. Nets guard Tyler Johnson (10) looks on. (AP Photo/Elise Amendola)

Boston Celtics guard Marcus Smart (36) and Brooklyn Nets forward Kevin Durant (7) compete for a loose ball in the second half of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets forward Kevin Durant, right, is fouled by Boston Celtics guard Marcus Smart, left, as he goes to the hoop in the second half of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets guard James Harden (13) drives to the hoop past Boston Celtics forward Grant Williams (12) in the second quarter of Game 4 during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)

Brooklyn Nets forward Kevin Durant (7) has a word with Nets guard Kyrie Irving just before the tip-off in Game 4 against the Boston Celtics during an NBA basketball first-round playoff series, Sunday, May 30, 2021, in Boston. (AP Photo/Elise Amendola)