U.S. President George W. Bush looks set to make public his privately-expressed intention to propose a Palestinian state - but the timetable, borders and nature of the nascent state are still far from clear. The New York Times reported Friday on its Internet site that White House officials are working on a speech for the President, to be delivered next week, in which he is expected to lay out his proposal for the advancement of Israeli-Palestinian negotiations. The chief Palestinian negotiator said on Friday that a promised U.S. proposal to create a Palestinian state must also set a deadline for...