text:  That was Professor Steve Ross of the University of Southern California speaking to my colleague James Kumarasamy. Now, the US will restart the export of some heavy bombs to Israel after pausing shipments in May over fears that they could be used in densely populated areas of Gaza. The move comes as the Israeli army ordered civilians in Gaza City to leave their homes and head south. This is for the second time in nine months and it's ahead of a potential major military offensive in the area.