Suffolk tech magnate Mike Lynch is believed to be missing after a luxury yacht sank off the coast of Sicily in Italy.
Sources have said the businessman, of Wickham Market, is missing after the incident on Monday morning.
His 18-year-old daughter Hannah is also thought to be missing.
Dr Lynch, who founded Autonomy, has recently been cleared of serious fraud charges in the United States.
Fifteen people were rescued from the 55m (180ft) vessel but another seven are still missing, according to the area’s mayor.
A baby, along with its mother, was reportedly among those rescued and taken to hospital, according to Italian news outlet Corriere.
Four British passengers, two Americans and a Canadian are said to be missing, Italian news agency Ansa reported.
One body has been recovered but it is not known what country the person who died is from.
Local media said a fierce storm, including water spouts, battered the area overnight.
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