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WASHINGTON, DC - APRIL 25: Hundreds of thousands of gay-rights demonstrators march down Pennsylvania Avenue in downtown Washington D.C. 25 April 1993. The march, which is expected to attract one million people, aims at prompting legislation prohibiting all forms of anti-homosexual discrimination and a surge of new support for AIDS research. (Photo credit should read PAUL RICHARDS/AFP via Getty Images)

WASHINGTON, DC - APRIL 25:  Hundreds of thousands of gay-rights demonstrators march down Pennsylvania Avenue in downtown Washington D.C. 25 April 1993. The march, which is expected to attract one million people, aims at prompting legislation prohibiting all forms of anti-homosexual discrimination and a surge of new support for AIDS research.  (Photo credit should read PAUL RICHARDS/AFP via Getty Images)