As Noam Sagi watched footage of journalists reporting from the Nir Oz kibbutz near the border with Gaza last Saturday, his heart sank when he saw his 75-year-old mother’s burnt-out car in the background. His family had not heard from Ada since she called in distress earlier that morning to say Hamas gunmen had stormed the kibbutz and she was sheltering in a safe room. “I saw them reporting from my mum’s front lawn and then I realised what’s going on there, and this is when my heart really sank. I was hoping for good news but I was really,...