She was relaxing a bit, he noted. That was interesting.
"The duck might be located at any moment. That'd hardly be productive to send this many people home when there's a possibility of work in a few minutes." And if the damned duck wasn't located soon, well, it kept the troublemakers from going out and doing something.
"I heard that you were in charge of the Potter investigation," he drawled then, catching Umbridge's eye. She gestured peremptorily for him, so of course, he ignored her for another minute or two. "I do hope you're making progress."