These are the new rules for reporters during presidential press conferences: (1) A journalist called upon to ask a question will ask a single question and then will yield the floor to other journalists; (2) At the discretion of the President or other White House official taking questions, a follow-up question or questions may be permitted; and where a follow up has been allowed and asked, the questioner will then yield the floor; (3) “Yielding the floor” includes, when applicable, physically surrendering the microphone to White House staff for use by the next questioner; (4) Failure to abide by any...