Mark Fullbrook, the new Downing Street chief of staff, has been interviewed by the FBI as a witness about work he did for a banker accused of bribery, it emerged on Sunday.
Fullbrook was working as a political consultant when he provided research in 2020 for Julio Herrera Velutini, a Venezuelan-Italian banker accused of bribing the governor of Puerto Rico around the same time.
A senior organiser in Conservative party politics for decades, who…