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DALLAS, TX - DECEMBER 28: Head coach of Dallas Mavericks Rick Carlisle (R) is seen during the NBA basketball match against Oklahoma City Thunder on December 28, 2014 at the American Airlines Center in Dallas, Texas. (Photo by Bilgin Sasmaz/Anadolu Agency/Getty Images)

DALLAS, TX - DECEMBER 28:  Head coach of Dallas Mavericks Rick Carlisle (R) is seen during the NBA basketball match against Oklahoma City Thunder on December 28, 2014 at the American Airlines Center in Dallas, Texas. (Photo by Bilgin Sasmaz/Anadolu Agency/Getty Images)