And right now we are striking from the air every single day when we do not know where my cousin is, where we do not know where over 200 hostages are and we dont know if any of our bombs have killed them. Here in london, pro palestinian demonstrators, turn out in force. Protests are also taking place in other capital cities, with calls for a ceasefire. Fresh aid enters gaza, and the un tells the bbc theyve managed to re establish some contact with their teams on the ground. Israels defence minister says the intensifying bombardment of gaza showed the military has shifted into a new phase of the war and that its operation will continue until further notice. Israel says overnight air attacks hit 150 underground targets, killing several senior hamas commanders. The un Secretary General, antonio guterres, has called for an immediate humanitarian ceasefire, saying a humanitarian catastrophe is unfolding in front of our eyes. Israel has again warned people in the north of gaza to head south,