Questions about former President Joe Biden's mental acuity and decline while in office continue to mount. Here's where the ...

The former president has called the investigation into his competence while in the White House "nothing more than a distraction." ...

Senate Republicans will put the focus back on former President Joe Biden with their first hearing Wednesday on his cognitive status while in office and whether ex-White House officials shielded his ...

The president is not just abusing the immunity that the Supreme Court granted him. He might be seeking to expand it.

The Trump White House has decided that nine former senior Biden aides won't be protected by executive privilege during their interviews for a congressional probe into Joe Biden's mental fitness for ...

The House Oversight Committee has said it will subpoena former President Joe Biden's physician Dr. Kevin O'Connor if he does not agree to testify.

Accusations have percolated for months on social media and right-wing websites, as well as among Trump’s allies in Congress. Trump has said he has no proof of his claims.