"And part of that is going back to engagement, counterpart to counterpart. The President's counterpart is King Salman, and I expect that, in appropriate time, he would have a conversation with him. I don't have a prediction of the timeline on that."
Whether strict protocol or intended diminution of MBS's ranking, the move reflects Biden's public disapproval of the ruler in waiting whom the CIA concluded would have known of plans that resulted in the killing of Washington Post columnist Jamal Khashoggi in October 2018.