Yet even in this area educators, ethicists and lawmakers warn that the Internet has created a murky territory of outdated laws and shifting standards.

And this is murky territory, dominated by a subject who loves to revise his own history and cultivate his own myths.

After all, we are already in murky territory.

The intersection between the mental health system and the penal system has always been murky territory.

Reading about Awlaki-even approving of his death-one shouldn't shut out the truth that one gets in murky territory when talking about the danger of someone's words.

That much seems clear enough, but Mr. Aczel quickly careens into murkier territory.

The link between mind and body was considered murky territory, best left to psychiatrists.

Accreditation and state-by-state regulation are also murky territory.

Legally, the Zobrest cases lies in murky territory between two seemingly contradictory Supreme Court rulings from the 1980's.

Because there is no way to know whether an egg is fertilized an hour after intercourse or a day later, this is murky territory for the National Right to Life Committee.