I just watched the most disturbing documentary I've ever seen called Dream Worlds 3.
Here are bits of it:
[TRIGGER WARNING: sexual assault. The actual video contains photograph of a woman raped by a crowd of men in the Seattle Mardi Gras celebration but that particular image is not in the promotional video)
http://www.mediaed.org/cgi-bin/commerce.cgi?preadd=action&key=223