ON 29 February, the killing of more than 100 people waiting for food aid in Gaza City put a spotlight on the extreme deprivation and violence facing those who have remained in the north of the enclave during Israel’s nearly five-month-long military campaign and siege. Israeli authorities acknowledged that troops shot some people in the crowd that gathered on a coastal road to receive aid from a rare delivery to the north, but claimed most of the casualties were caused by a stampede or were run over by the aid trucks. Witnesses and doctors treating the wounded, however, said many of the victims appeared to have…