Mr. Hyde said the President "did not challenge the truthfulness of the evidence.

The President did not challenge the ruling and agreed to settle the case.

The President challenged every middle school and high school in the nation to include community service and to encourage students to participate.

The President had challenged three off-duty members of his protective staff to shoot a little trap.

The President has challenged the United States with a goal of having the highest college graduation rate in the world by 2020.

But people familiar with the discussions said the President also challenged whether some of the officers deserved to be on the list.

But the old order is changing when a civilian President challenges them.

Today, another young President has challenged us to reach for new heights and plan an ambitious mission to Mars.

If she does approve huge costs, the adviser said, the President will challenge the fees and, if unsuccessful, appeal the contempt ruling.

"The President has challenged the armed forces head-on."