Dr. Kevin O'Connor told the committee, in response to its questions, "I must respectfully decline to answer based on physician-patient privilege and the reliance of my right under the Fifth Amendment...

Former President Joe Biden’s White House doctor Kevin O’Connor refused to answer questions from lawmakers who are investigating Biden’s alleged cognitive decline.

Biden has strongly denied that he was not in a right state of mind at any point while in office, calling the claims “ridiculous and false.”

Kevin O’Connor, who served as President Biden’s physician during his White House term, asked the House Oversight and Government Reform Committee on Saturday to postpone his scheduled testimony over di...

Rep. James Comer, R-Kentucky, the committee's chairman, seized on O'Connor's refusal to answer questions, saying, "It's clear there was a conspiracy to cover up President Biden’s cognitive decline."

The House Oversight Committee has been investigating whether Biden's former top aides covered up evidence of his mental and physical decline while in office.