ITALIAN prosecutors have revealed their first key findings of a manslaughter probe into the Bayesian disaster - after the luxury yacht was branded "unsinkable". It sank in the early hours of Monday morning when it was ensnared in a storm off the northern coast of Sicily, killing seven. The body of the last missing passenger - 18-year-old Hannah Lynch - was recovered on Friday, as authorities now shift their attention to how the horror unfolded.

Speaking on Saturday, Chief Prosecutor of Termini Imerese Ambrogio Cartosio said investigators "cannot exclude anything at all" and that it "could be a question of homicide". He said the sinking was possibly caused by "behaviours that were not in order". How a yacht at the size of the Bayesian - 56 metres long - capsized and sank to the seabed so swiftly is unclear.

A nearby sailboat remained unscathed while the Bayesian descended to doom, despite the "unsinkable" tag it was given by the chief of manufacturer Perini Navi. But Cartosio said the investigation was only in its infancy, adding: "Certain aspects we can't communicate because that could be an obstacle to the inquiry." Cartosio did however reveal a ship owner nearby the Bayesian sinking - named as "Sir Roberts" - was heroic in saving the 15 who made it out alive.

He said: "The matter that we're interested in is that at 4.32 in the morning, the coastguard were notified that there was a problem at sea. "And the coast guard sent out a boat and the yacht that we're talking about ha.