At a glance, Cristina Cattaneo assessed the lifeless body on the floor of an abandoned Sicilian hospital — a thin, young Eritrean refugee about 180cm tall. While most of the corpse was intact, his face and hands were skeletonized, probably the work of sea animals. It was the morning of July 3, 2015, and this was the first body to be recovered by a navy robot after a shipwreck on April 18 that year left more than 1,000 people dead. They came from Eritrea, Senegal, Mauritania, Nigeria, Ivory Coast, Sierra Leone, Mali, the Gambia and Somalia. They had been trying to reach