All Sports 57 events are individually hosted with excellence by the Oklahoma City All Sports Association. The All Sports Association proudly hosts the All-College Basketball Classic, which is the oldest basketball tournament in the nation. All Sports was founded in order to sponsor, promote, finance and maintain the All-College Basketball Tournament but has grown to host more than 250 events and dedicate more than 50 years of great service to the Oklahoma City Community. Other 57 also include the ESPN/All Sports Golf Invitational.