Well, looks like they found something besides hanging to off people.
Called it! Let me guess? Ex-MIL must be a bad tipper, no love lost there…“Coagulant complexes contain precursors for vitamin K-dependent blood coagulation complexes – as well as activated forms of some coagulant factors – to help promote blood coagulation.” Clot forms in the victim’s heart, goes to the brain and voila! Stroke.