Police seal off Lake Annecy murder site


French police have sealed off the site of the quadruple murder near Lake Annecy in 2012.

Authorities say its part of a normal situation review and is not linked to any new information. 

The Chevaline killings claimed 4 lives in September 2012. A British engineer Saad al-Hilli was shot dead with his wife and her mother. A passing cyclist was also killed. 

Two children, aged 4 and 8 at the time survived.

The killings remain a mystery.

Police say the investigations are also aimed at updating possible inconsistencies in testimonies.

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