around khan younis that s a city israel told civilians to flee to for safety, earlier in the conflict. hospitals say they re overwhelmed with new arrivals. the world health organization says it s been told by israel to move medical supplies out of two warehouses in southern gaza within 2a hours although israel has denied this. these pictures show explosions in gaza on monday evening. a spokesman for the un children s charity unicef says there s simply nowhere safe for people to go. all this comes as the us state department says it s too early to say for sure whether israel is heeding us advice to protect civilians in gaza. but it did say israel was making more targeted requests for civilian evacuations in southern gaza. well, let s go live now tojerusalem and to our correspondent yolande knell. just talk to us more about these evacuation orders and warnings from both the us to israel and israel to gazans? ,., , both the us to israel and israel to gazans? , , gazans? indee