Israel pounded the Palestinian enclave of Gaza on Sunday, in retaliation for one of the bloodiest attacks in its history when Islamist group Hamas killed 700 Israelis and abducted dozens more. Israeli air strikes hit housing blocks, tunnels, a mosque and homes of Hamas officials in Gaza on Sunday, killing more than 400 people, including 20 children. Follow our liveblog for all the latest developments. All times are Paris time (GMT+2).