Family defenestrated in Switzerland: after the burial, the mystery remains

Five weeks later, the little white stepladder is still there, leaning against the wall of the terrace. The police examined him but he has not moved since March 24. That morning, around 6:45 a.m., the members of the David-Feraoun family climbed its few steps before throwing themselves into the void from the 7th and last floor of the building in Montreux (Switzerland) where they were tenants. Did they take a last look at the rosy light of dawn that caressed the shores of Lake Geneva and the still snow-capped peaks of the Alps?