House GOP subpoenas Biden aide to testify about former president's concerning mental fitness

House Oversight Committee Chairman James Comer, R-Ky., issued a subpoena to have former President Joe Biden’s deputy chief of staff appear before the committee on Friday to provide testimony regarding her former boss’s mental state while serving in the Oval Office.Comer, who leads the House Committee on Oversight and Government Reform, sent interview requests to four key Biden White House aides, including former assistant to the President and Deputy Chief of Staff Annie Tomasini.The former assistant’s voluntary appearance was requested on May 22, 2025, and it was scheduled for her to appear be