Boris resigns ... now what?

<p>UK Prime Minister Boris Johnson announced his resignation as leader of the Conservative party on Thursday, telling the British public that "the process of choosing that new leader should begin now and the timetable will be announced next week." Johnson indicated in his resignation speech that he plans to remain in post until a successor is chosen. That's what would happen under normal circumstances: a prime minister who has resigned as party leader stays in office as caretaker prime minister until there is a new party leader. But it’s not clear that the Conservative party will stand for th...