Golden State Warriors head coach Steve Kerr reacts toward officials during the second half of his team's NBA basketball game against the Washington Wizards in San Francisco, Sunday, March 1, 2020. (AP Photo/Jeff Chiu)

San Antonio Spurs coach Gregg Popovich points to his bench during the first half of the team's NBA basketball game against the Philadelphia 76ers, Friday, Nov. 22, 2019, in Philadelphia. (AP Photo/Matt Slocum)

Toronto Raptors head coach Nick Nurse shouts to his team in the first half during an NBA basketball game against the Utah Jazz, Monday, March 9, 2020, in Salt Lake City. (AP Photo/Rick Bowmer)