A court recently ordered them to comply with a third law, but they are continuing to challenge it.

But the river continues to challenge their skill and patience.

He continues to challenge himself with new adventures and projects.

"Continue to challenge him with the most difficult assignments, he will excel."

Photography also continues to challenge the very idea of what art is.

The war continues to challenge both men and women.

We have to continue to challenge ourselves and stick to what's working: being aggressive for 48 minutes.

She knew that the way to keep this fool was to continue to challenge him to prove himself.

To continue to challenge viewers, she needs to begin challenging herself.

"And if not the best, then I have to continue to challenge it to try to be that way."