The Israeli military says it has struck about 250 militant targets across the Gaza Strip in the last 24 hours, while medics say scores more Palestinians were killed in the latest Israeli strikes. At least 31 people died when a bomb destroyed a residential building in northern Gaza on Sunday, health care workers said. A search was under way in the crowded Jabalia refugee camp for people trapped under the rubble of the multi-storey building. The Hamas-controlled Health Ministry said the bodies of 45 people killed in Israeli air and artillery attacks had been brought to the al-Aqsa hospital in th…