<p>A MAN has his head cut off by al Qaeda in Iraq, and The New York Times aggressively markets the idea - on its front page yesterday - that his death is somehow the fault of the United States. "The family of Nicholas E. Berg challenged American military officials on Wednesday," according to lead paragraph in the Times' story, "insisting that the man beheaded by Islamic terrorists in Iraq had earlier been in the custody of federal officials who should have done more to protect him."</p>