Erik Spoelstra

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Miami Heat's head Coach Erik Spoelstra reacts to play against the Denver Nuggets during the first half of an NBA basketball game, Sunday, April 2, 2017, in Miami, Fla. (AP Photo/Joel Auerbach)

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Miami Heat head coach Erik Spoelstra calls out instructions during the first half of an NBA basketball game against the Orlando Magic, Friday, March 3, 2017, in Orlando, Fla. (AP Photo/Phelan M. Ebenhack)

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Miami Heat head coach Erik Spoelstra gestures during the first half Game 6 in the NBA basketball playoffs Eastern Conference finals against the Indiana Pacers, Friday, May 30, 2014, in Miami. (AP Photo/Lynne Sladky)

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Indiana Pacers guard Lance Stephenson (1) joins a huddle as Miami Heat head coach Erik Spoelstra talks to Mario Chalmers, left and Norris Cole (30) during the second half of Game 5 of the NBA basketball Eastern Conference finals in Indianapolis, Wednesday, May 28, 2014. (AP Photo/Michael Conroy)

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Miami Heat coach Erik Spoelstra gestures to the team during the first half of Game 5 of the NBA basketball Eastern Conference finals against the Indiana Pacers, in Indianapolis on Wednesday, May 28, 2014. (AP Photo/Michael Conroy)

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Miami Heat coach Erik Spoelstra gestures to the team during the first half of Game 5 of the NBA basketball Eastern Conference finals against the Indiana Pacers, in Indianapolis on Wednesday, May 28, 2014. (AP Photo/Michael Conroy)

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Miami Heat coach Erik Spoelstra signals to the team during the first half against the Indiana Pacers in Game 5 of the NBA basketball Eastern Conference finals in Indianapolis, Wednesday, May 28, 2014. (AP Photo/Michael Conroy)

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Miami Heat head coach Erik Spoelstra speaks during the post-game news conference after Game 4 in the NBA basketball Eastern Conference finals playoff series, Monday, May 26, 2014, in Miami. The Heat defeated the Pacers 102-90.(AP Photo/Wilfredo Lee)

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Miami Heat coach Erik Spoelstra gestures during the second half of Game 3 in the NBA basketball Eastern Conference finals playoff series against the Indiana Pacers, Saturday, May 24, 2014, in Miami. (AP Photo/Lynne Sladky)