with impartiality

They previously told the BBC: "All appointments by exception are reminded of their responsibilities under the Civil Service Code, external to act with impartiality, objectivity, integrity and honesty."

"The 2013 memo we are releasing today raises yet more questions about whether Mr Cuffari can complete this investigation with impartiality and integrity as Inspector General," Maloney and Thompson, who also heads the House Select Committee investigating the Capitol attack, said in a statement.

He has since pledged to lead the voter integrity probe with impartiality.

Mr. Trump claims she lacked the proper legal basis to investigate him “and in doing so, she abandoned all pretenses of acting with impartiality and in accordance with prosecutorial standards.”

Curruchiche in the past has said his office acted with impartiality and objectivity, and has rejected allegations that he arrested Solorzano and Arguello in an effort to protect the corrupt.