In December 2017, a Canadian pharmaceuticals executive and his wife were strangled in their home. No one knows who did it or why, but everyone has a theory.

NOTE: This video was re-uploaded due to a factual error in the date of the murder. The video was corrected

Video by Leila Hussain, Angus Bennett & Robin Fall

Read Matthew Campbell's full story in Bloomberg Businessweek:

Code: SAVOO06. Folge diesem Link und erhalte mit dem Code einen JD Sports Gratis-Versand-Gutschein.

More videos

France 24 28 Feb 2020 19:08 CET

Super tuesday on France 24