I sensed that he expected me to challenge him about the last point he'd made.

She would challenge fellow writers about the social issues in their work.

People don't think the Editor would have the nerve to challenge him about it.

As a result, they say a large number of senior officers have not been challenged about their role in the war.

There have been several reports challenging the government's claims about the costs and benefits of the plans.

Outraged prosecutors said today that they would try to challenge about 20 of the cases.

But if somebody challenges him about something, he's going to do it his way.

The whole idea, however, still challenged a central orthodoxy about the nature of the disease.

He has used this very emotional issue to his advantage, and too few in the media have really challenged him about it.

Margaret was a character created to challenge stereotypes about women's role in the 19th century.