Israel hunts for killer of a settler family, and vows more settlement construction in response to the murders drawing US criticism. Pres. Abbas calls the murders "inhuman" and says the PA would have prevented them if they could have. The killings spark fears of renewed violence, and even Jewish terrorism, as settlers lash out. Palestinians of all political stripes seem embarrassed by the attack. Hamas says the culprits may not be Palestinians and insists the attack has no connection to Gaza. No major Israeli policy changes are expected. Some Palestinians in the West Bank honor a hijacking leader. FM Lieberman says Hamas could take over the West Bank. Israel's mayor in Jerusalem says the city will never be divided. Foreign Policy looks at the plight of Bedouins in the Negev.