As thousands of Gazans made the journey back to their neighbourhoods following the ceasefire, many of them already knew their homes were in ruins. The prospect of rebuilding homes, businesses and all the institutions and services needed for a return to normal life in Gaza is daunting by any measure: the UN estimates that the damage amounts to $70bn . As Prof Andreas Krieg, a Middle East security expert from King's College London, says: "It's worse than starting from scratch - here you aren't