As fighting resumes between Israel and Hamas after a one-week truce, FRANCE 24 speaks to Philippe Lazzarini, Commissioner-General of the United Nations Relief and Works Agency for Palestine Refugees (UNRWA). He said he was “deeply concerned” at the looming prospect of Israel’s offensive moving to the south of the Gaza Strip. This part of the Palestinian territory is even more densely populated than before, as many civilians have fled there to escape Israeli air strikes in the north.