Amid a deepening humanitarian crisis in Gaza, where essential supplies and even body bags have reportedly run out, the UN’s top aid official insisted on Monday that reliable, dependable and constant supplies were needed immediately.Martin Griffiths’ strong appeal comes as more than a million people have been uprooted from northern to southern Gaza since the Israeli military warned of an imminent offensive, prompted by Palestinian military group Hamas’s 7 October attack on Israel.In an interview with UN News’s Daniel Johnson, the veteran humanitarian expresses hope for his upcoming diplomatic mission to the Middle East, beginning with Cairo on Tuesday.