Reform that would include direct challenges to the party's rule is not on the table.

The look he sent her across the table was a direct challenge.

Of all things, she had not expected a direct challenge to her honor.

This was the first time in his life he had ever refused a direct challenge.

The show was a direct challenge to the academic attitude toward art.

"I see this as a direct challenge to your new foreign policy, sir."

This is, to my mind, a direct challenge to the rule of law.

This was a direct challenge - and would have to be directly met.

And she was surprised to see a direct challenge in his blue eyes.

Nor has there been any direct challenge to the chairman.