Dallas Mavericks forward Dirk Nowitzki (41)poses for photo during the team's media day Sept. 27, 2012, in Dallas. (AP Photo/LM Otero Stock Photo - Alamy

Dirk nowitzki media day hi-res stock photography and images - Alamy

Texas, USA. Sept 21, 2018: Dallas Mavericks center Dirk Nowitzki #41 poses during the Dallas Mavericks Media Day held at the American Airlines Center in Dallas, TX Credit: Cal Sport Media/Alamy Live

127 Closeup Of Dallas Mavericks Dirk Nowitzki Stock Photos, High-Res Pictures, and Images - Getty Images

Dallas Mavericks guard Vince Carter (25) foes up for a shot as Phoenix Suns center Marcin Gortat (4) defends during the first half of an NBA basketball game on Wednesday, Jan. 4

Texas, USA. Sept 21, 2018: Dallas Mavericks center Dirk Nowitzki #41 poses during the Dallas Mavericks Media Day held at the American Airlines Center in Dallas, TX Credit: Cal Sport Media/Alamy Live News Stock Photo - Alamy

Dallas Mavericks forward Shawn Marion (0) passes off against Denver Nuggets Kenyon Martin (C) and Arron Afflalo (R) during the first quarter at the Pepsi Center in Denver on December 27, 2009.

December 13, 2011: Dallas Mavericks power forward Dirk Nowitzki #41 and Lamar Odom #7 pose during Dallas Mavericks Media Day at the American Airlines Center in Dallas, TX(Credit Image: © Albert Pena/Cal

127 Closeup Of Dallas Mavericks Dirk Nowitzki Stock Photos, High-Res Pictures, and Images - Getty Images

127 Closeup Of Dallas Mavericks Dirk Nowitzki Stock Photos, High-Res Pictures, and Images - Getty Images

127 Closeup Of Dallas Mavericks Dirk Nowitzki Stock Photos, High-Res Pictures, and Images - Getty Images

Dirk Nowitzki of the Dallas Mavericks poses during Media Day at American Airlines Arena in Dallas, Texas on September 21, 2018. (Photo by Cooper Neill/Sipa USA Stock Photo - Alamy

Dallas Mavericks center Chris Kaman, second from left, goes up for a shot as, from left, Denver Nuggets forward Wilson Chandler, Kosta Koufos and Danilo Gallinari, of Italy, cover in the first

Dallas Mavericks Forward Dirk Nowitzki 41 新闻传媒库存照片- 库存图片

Dirk Nowitzki of the Dallas Mavericks poses during Media Day at American Airlines Arena in Dallas, Texas on September 21, 2018. (Photo by Cooper Neill/Sipa USA Stock Photo - Alamy

Dallas Mavericks guard Vince Carter, rear, high-fives forward Dirk Nowitzki (41), of Germany, during the second half of an NBA basketball game against the Washington Wizards, Tuesday, Jan. 1, 2013, in Washington.