TEXT: NEW YORK, NY - DECEMBER 07: Kristaps Porzingis #6 of the New York Knicks and Dirk Nowitzki #41 of the Dallas Mavericks greet each other before the opening tipoff at Madison Square Garden on December 7, 2015 in New York City. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and/or using this Photograph, user is consenting to the terms and conditions of the Getty Images License Agreement. (Photo by Elsa/Getty Images)