This is unprecedented, and I think that this adds more fuel to the fire that there was a cover-up,” House Oversight chairman James Comer declared.

Ky., elaborates on former President Joe Biden’s doctor’s testimony before the House Oversight Committee on ‘Jesse Watters Primetime.’

Dr. Kevin O'Connor, former President Joe Biden's physician, pleaded the Fifth during a brief appearance before the House Oversight Committee for a closed interview.

Rep. James Comer (R-KY) speaks to reporters after taking the closed-door testimony of Biden-era White House physician Dr. Kevin O'Connor.

President Joe Biden’s former White House physician refused to answer questions as part of the House investigation into Biden’s health.

Joe Biden’s former White House physician refused to answer questions as part of the House Republican investigation into Mr Biden’s health in office. Dr Kevin O’Connor invoked his rights under the Fifth Amendment during a closed-door interview with the House Oversight Committee,

Dr. Kevin O’Connor, who has been Biden’s physician since 2009, asked the House Oversight Committee to postpone his scheduled deposition.

Ky., joins 'Sunday Mornings Futures' to give the latest on the investigation into former President Joe Biden's health and autopen use as well as his subpoena of former Jill Biden aide Anthony Bernal.