Sailors also were required to carry oxygen canisters and sharp knives in case they became trapped beneath boat netting.

WSJ: Before America's Cup Capsize, Concerns About Safety

Det Insp Mike Pirie said the case highlighted the lethal combination of knives and alcohol.

BBC: Dundee woman guilty of murdering a man during a drunken row

Who was this man who needed an expert witness on knives, seemingly falsely arrested seven years after a murder and fire, at last having his case heard?

FORBES: Witnesses and Accomplices