The foreign minister says Israel has a right to defend itself and its military response is difficult to judge from afar, as the Israeli government orders a total siege of the Gaza Strip. Key points: Israel has vowed to cut off food and water from Gaza Israel has vowed to cut off food and water from Gaza Penny Wong says Israel has a right to defend itself and the situation is complex Penny Wong says Israel has a right to defend itself and the situation is complex Peter Dutton says not enough was done to stop pro-Palestine protests overnight Israel...