Hospitals in the southern Gaza Strip have only three days of fuel left due to the closure of border crossings, the head of the World Health Organization said Wednesday, warning that health services « may soon come to a halt ». Earlier, Israel said it had reopened the Kerem Shalom border crossing to humanitarian aid for the war-ravaged territory, four days after closing it in response to a rocket attack claimed by Hamas that killed four soldiers. Read our liveblog for all the latest developments on Israel’s war on Gaza.