Following her admission, New York Magazine announced in a note to readers Thursday night that Nuzzi has been put on leave.

Who is Robert F Kennedy Jr? New York reporter Olivia Nuzzi suspended over alleged 'personal relationship' - New York Magazine says its Washington correspondent Olivia Nuzzi ‘violated its standards’

Ms. Nuzzi told her editors about the relationship that had turned personal, the outlet said. A representative for Mr. Kennedy said the pair had met only once.