“God dammit,” he mutters, shaking his head, before bursting into a brief spasm of fury and slamming his fists on the desk.

In the next clip, O’Donnell finishes up a segment, and declares: “There’s insanity in the control room tonight.” He then begins to visibly shake with anger, but manages to hold his tongue, and continues reading from the prompter.

“You have insanity in my earpiece,” O’Donnell then seethes through tightly drawn lips. “Fuckin.”