Hillary Clinton left the State Department nearly two months ago, but she still needs a staff to keep up with the considerable business of being Hillary Clinton. A half-dozen people now work for the former secretary of state and Democratic presidential candidate in a tiny corporate space on Connecticut Avenue in Washington, in what is called her “transition office.” Hillary Clinton Looks Ahead Transition to what, Mrs. Clinton and her aides have not yet said. But the question hovers over her every move and has frozen in place the very early — but for some potential candidates, very important —...