Mike Lynch was enjoying a holiday in Sicily with his family and a number of close friends and business associates and had been due to return to the UK at the end of this month. At about 4 am on Monday, his much-loved 56-metre yacht Bayesian was hit by a freak waterspout – a tornado at sea – which toppled its 248ft tall aluminium mast, causing it to almost capsize and take on water before sinking about 50 metres to the sea bed a short distance off the coast near Palermo. Some 22 people were on board the vessel including…