A manslaughter investigation has been opened after seven people – including Cambridge entrepreneur Mike Lynch – died when a luxury yacht sunk off the coast of Sicily, an Italian prosecutor said. Autonomy founder Dr Lynch and his 18-year-old daughter Hannah were among six whose bodies were recovered by divers after the Bayesian superyacht sank near Porticello at about 5am local time on Monday, 19 August. The body of Canadian-Antiguan national Recaldo Thomas, who was working as a chef on the superyacht, was recovered at the scene on the day of the sinking. Ambrogio Cartosio, public prosecutor of…