It's been a frustrating few weeks on Madam Secretary to say the least, and the stress is starting to get to Secretary McCord.

In this exclusive sneak peek from Sunday's new episode (8/7c, CBS), Elizabeth (Téa Leoni), who is still frazzled following the attack in Iran, is approached by Matt (Geoffrey Arend) and Daisy (Patina Miller) about appearing on Face the Nation to help reassure the American public that everything is OK.

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"Is it? News to me," Elizabeth coldly tells Matt. Adds Daisy: "The point is, ma'am, if there's a hero in this story, it's you."

Uh-oh. Watch Elizabeth take Daisy to task for her comment in the exclusive video above.

Madam Secretary airs Sundays at 8/7c on CBS. Is Daisy going to lose her job?

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