The Washington Post urged a thorough investigation into whether former President Biden was physically and mentally capable of ...

Another aide for former President Joe Biden is refusing to answer questions in front of a congressional panel regarding Biden ...

Sen. Ron Johnson is demanding the National Archives turn over records about former President Joe Biden’s “mental and physical ...

The House Committee on Oversight and Government Reform has expanded its investigation of the cover-up of former President Joe ...

A third witness in a little over a week has invoked the Fifth Amendment right in a House investigation into former President ...

EXCLUSIVE: The White House is investigating President Joe Biden’s use of the autopen, with senior officials telling Fox News ...

Anthony Bernal, Jill Biden's former chief of staff, declined to answer questions during a closed-door deposition with House ...

Ky., said GOP lawmakers asked Bernal if he was ever asked to lie about Biden's health or whether "any unelected official or family members executed the duties of the president." ...

A former aide to ex-first lady Jill Biden invoked his Fifth Amendment privilege during testimony before the House Oversight ...

Joe Biden's physician refused to answer questions during a closed-door deposition in House Republicans' probe of his mental ...

Dr. Kevin O'Connor cited physician-patient privilege and the right against self-incrimination under the Fifth Amendment.

Former President Joe Biden left office in January, but questions about his mental acuity and decline while in office continue to mount. Here's where the investigations stand.