It was not immediately clear under what circumstances the lawyer, M. Evan Corcoran, appeared, but he has had a key role in the case examining Mr. Trump’s handling of government documents.
A filing claimed that the Justice Department was criminalizing the former president’s possession of “his own presidential records,” a stance at odds with the Presidential Records Act.
Two lawyers for former President Donald J. Trump are under increased scrutiny after new details emerged about a failure to fully comply with a subpoena for documents marked as classified.