"NFL executive vice president of Human Resources Robert Gulliver said in a statement issued by the league Friday: "While there has been full compliance with the interview requirements of the Rooney Rule and we wish the new head coaches and general managers much success, the hiring results this year have been unexpected and reflect a disappointing lack of diversity." Cardinals defensive coordinator Ray Horton has gotten passed over. (Getty Images) According to several sources, the league is hoping to add team president, assistant head coach and both offensive and defensive coordinator to the list of positions that will require a minority candidate be interviewed. In addition, the league is hoping to restart its annual coaching and management symposium program to help train assistant coaches and staff members (both black and white) on the duties that go with head coach and general manager positions."