The Pennsylvania senator began repeating himself, shouting and questioning why 'everybody is mad at me,' 'why does everyone hate me, what did I ever do' and slamming his hands on a desk, say AP sources.

Pennsylvania Sen. John Fetterman, the lawmaker known for his unconventional and irreverent brand of politics, is in the news again after a blowup at a closed-door meeting with union allies and former staff aides who aired concerns about his mental health.