they unequivocally deny the false and inflammatory claims. they're an attempt malign them and are harmful to the progressive community. says jackson is an advocate for more aids research and ending the don't ask don't tell policy. bennett filed his complaint with the chicago commission on human relations, which investigates potential violations of city ordinances that prohibit discrimination. a chicago civil rights lawyer says they get complaints of anti-gay discrimination. >> there is no federal law against this, and that's why people go to the city commission to assert a claim for discrimination. >> reporter: bennett has appeared on the tom joyner radio show and on a chicago radio talk show using the same nickname. jackson's lawyers say they will cooperate fully with the investigation if the commission decides to pursue the case. then the next step is a hearing to review the evidence, chris. >> thank you.