Rattled by two weeks of muddled messages, departures and spitting matches between the president and his own top officials, Donald Trump is facing a shrinking circle of trusted advisers and a staff that's grim about any prospect of a reset. Even by the standards of Trump's often chaotic administration, the announcement of Hope Hicks' imminent exit spread new levels of anxiety across the West Wing and cracked open disputes that had been building since the White House's botched handling of domestic violence allegations against a senior aide late last month.