HAMILTON, Canada The UN said on Thursday that more than 417,000 people have been displaced from northern Gaza since mid-August, warning of dire and unsafe conditions in the south, where civilians have been told to move by Israeli forces. The Office for the Coordination of Humanitarian Affairs (OCHA) reported that "in the span of just 10 hours yesterday, partners tracking population movements counted 6,700 people fleeing from the north to the south." Since mid-August, "more than 417,000 such