Einav Zangauker, whose son Matan is a hostage in Gaza, is a leading figure in the demonstrations for the return of the hostages. With her is Reuma Kedem, whose daughter Tamar, son-in-law Yonatan (Johnny) and three grandchildren, Arbel, Shahar and Omer, were murdered in their home in Kibbutz Nir Oz on October 7.