Bomb disposal unit called to shooting victims' home
10 September 2012 Last updated at 11:43 BST
A bomb disposal unit has been called to the house of a British couple killed in the French Alps last Wednesday.
Police have evacuated homes near the al-Hillis' family home in Surrey, saying they are concerned about items found at the property.
Saad al-Hilli, his wife Iqbal, her mother and a French cyclist were shot near Lake Annecy.
The BBC's Keith Doyle reports.