Donald Trump accuses the former president's aides of covering up his "mental state" - a claim Biden says is "ridiculous".

President Trump is ordering an investigation into whether former President Joe Biden used an autopen to sign key documents ...

President Donald Trump’s executive order does not specify the parameters or legal justification for investigating President ...

US President Donald Trump on Wednesday ordered an investigation into what Republicans claim was a "conspiracy" to cover up ...

President Donald Trump on Wednesday ordered an investigation into former President Joe Biden's cognitive state, alleging that ...

President Trump ordered an investigation into Joe Biden’s actions as president, including his use of an autopen, alleging ...

Trump ordered an investigation of his predecessor, Joe Biden, for alleged 'cognitive decline' and use of an autopen to sign ...

President Donald Trump posted on Truth Social that Biden had been 'executed' in 2020, which isn't true. Biden also was not ...

Stephen Colbert took a flamethrower to an absurd conspiracy theory that President Joe Biden was executed in 2020 and replaced ...

I mean, if your dad was saying stuff like this, you’d start looking for an assisted living facility," the 'Jimmy Kimmel Live' ...