Constitutional scholar Randy Barnett calls Biden's autopen use "the biggest constitutional scandal in US history" as questions arise about the legality of presidential actions.

Ky., used a digital signature to send out letters and subpoena notices related to the Biden autopen investigation.

Comer using an autopen to investigate an autopen is just so James," one House Democrat said, mocking the Oversight Committee chairman.

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Former President Joe Biden, in an interview with the New York Times, said that he personally made every clemency and pardon decision during the end of his presidency.

Lead Republican investigating Biden’s use of the autopen frequently uses autopen - Lawmakers frequently use digital signatures, akin to the autopen, on correspondences

President Donald Trump has claimed that the thousands of pardons signed during the Biden administration are void, due to alleged autopen usage.

The congressional investigation into the Biden White House’s autopen use could chip away at his last line of defense.

Sixteen letters bearing Comer’s signature were sent to Biden White House officials requesting transcribed interviews. In all 16 cases, Comer’s signature was digitally inserted, and the metadata shows an oversight committee staffer actually authored the documents.

Ky., blasted NBC reporters for a story equating his digital signature with the Biden administration's controversial autopen practices.

Facing questions about his mental acuity, the former president told The New York Times he made all clemency decisions.