British tech tycoon Mike Lynch and his 18-year-old daughter are among six tourists missing after a luxury yacht sank in a tornado off the coast of Italy. One person has been confirmed dead - believed to be the vessel's cook - while four of the missing passengers are British and two are American, according to Italian newspaper la Repubblica. The British-flagged yacht, called Bayesian , had 10 crew and 12 passengers on board and sank at about 5am local time off the coast of Palermo.

Salvo Cocina of Sicily's civil protection agency said: "They were in the wrong place at the wrong time." Mr Lynch 's daughter, Hannah Lynch, remains unaccounted for but his wife, Angela Bacares, was rescued along with 14 others - including a mother who held her one-year-old baby above the waves. Charlotte Golunski, 35, told la Repubblica she lost her baby Sofia for "two seconds", adding: "I held her afloat with all my strength, my arms stretched upwards to keep her from drowning.

"It was all dark. In the water I couldn't keep my eyes open. I screamed for help but all I could hear around me was the screams of others.

" The girl's father James Emsley also survived, Mr Cocina said. According to her LinkedIn profile, Ms Golunski is a partner at Mr Lynch's firm, called Invoke Capital. Mr Lynch, described as the British Bill Gates, was cleared earlier this year of conducting a massive fraud over the sale of software company Autonomy to Hewlett-Packard (HP) in 2011.

His co-defendant in that trial, Stephen C.