"In popular culture,” said a summary of the rules issued on Thursday, “prison rape is often the subject of jokes; in public discourse, it has been at times dismissed by some as an inevitable — or even deserved — consequence of criminality. But sexual abuse is never a laughing matter, nor is it punishment for a crime. Rather, it is a crime, and it is no more tolerable when its victims have committed crimes of their own."

U.S. Sets New Rules to Stem Prison Rape - NYTimes.com