Mike Lynch, a British tech entrepreneur, and his daughter Hannah are missing after a luxury yacht sunk off the coast of the Italian island of Sicily. After co-founding British tech firm Autonomy in 1996, and backing several successful tech firms, the businessman was regarded by some as the UK's answer to Microsoft founder Bill Gates. One person is dead and six are missing after a 56m superyacht called Bayesian, which has been linked to Mr Lynch's family, sank following bad weather. His wife, Angela Bacares, has been rescued. The British tech tycoon made his riches by selling his company Autonomy...