Israeli air strikes on convoys fleeing Gaza kill 70 people as Palestinian exodus continues

Palestinians flee from northern Gaza to the south after the Israeli army issued an evacuation warning. Photograph: Hatem Moussa/AP/PA Palestinians are scrambling to flee northern Gaza after Israel ordered nearly half the population to flee south and carried out limited ground forays ahead of an expected land offensive, as the war appeared set to escalate a week after a wide-ranging Hamas attack on Israel. Israel renewed calls on social media and in leaflets dropped from the air for some one million residents to move south, while Hamas urged people to stay in their homes. Israeli air strikes on convoys fleeing…