Sutcliffe first claimed to have heard voices while working as a gravedigger, that ordered him to kill prostitutes.

"And the guy had killed other prostitutes, all over Europe."

But there's always someone killing prostitutes.

I'm not saying the Bullingdon boys kill prostitutes.

He killed prostitutes in fits of rage after they mocked him.

A serial killer known as "The Cremator" is killing prostitutes in Minneapolis parks and setting their bodies on fire.

In addition to leaders of Polish society, they killed Jews, prostitutes, Romani people, and the mentally ill.

He kills prostitutes with no mercy and mocks the police, and is regarded both as a madman and a genius.

Because Blair continues to deny responsibility for the crimes, his motive cannot be understood beyond a compulsion to kill prostitutes.

Redstone resumed killing prostitutes, again mostly black women, but this time in greater numbers, attracting Nighthawk's attention.