Shepard's ashes were interred today at the Washington National Cathedral.
Mayor Muriel Bowser is now the official presenter of the popular annual race involving drag queens in impractical shoes.
The gay officer alleges he suffered harassment by colleagues and then retaliation when he reported it.
Gay men experience physical and sexual assault at similar rates to women, study finds.
Survivor Luis Javier Ruiz and others will share stories of "freedom" from homosexuality.
The clip featured students saying hateful slurs and miming sexual assault.