Environmental groups question that claim and say the plan may not be legal.

But some of the Kurds who arrived here today privately question that statement.

One advertising executive who has had success in the political arena questioned that approach.

But yesterday two people in baseball with knowledge of the testing program questioned that impression.

"Do you question that you're more valuable alive than dead?"

I have never really questioned that aspect of my existence.

There are plenty of people who question that attitude.

First the experts tell you to lower your cholesterol; then others question that wisdom.

By the time the debate ended, many questioned that independence.

And being a loyal subject she hadn't questioned that ambition.