It was an unremarkable three-storey building on the edge of town. But for two extended families, the Shalhoubs and the Hashems, it was a last refuge. They could not afford the extortionate taxi fares to Tyre and hoped that if they all crouched together on the ground floor they would be safe. They were wrong. At about one in the morning, as some of the men were making late night tea, an Israeli bom