Our guys get no love not because of the color of their skin, not because they play in small-market San Antonio, it's because they are not American. Tim is an American Citizen true, but even he considers himself US Virgin Islands 1st. The NBA actually lists Tim as an International player. NBA.com: Record-Tying 84 International Players on 2012-13 Opening-Night NBA Rosters
The real reason imho is NATIONALISM.