Paris prosecutor, Francois Molins, says the twelve suspects currently being held by authorities could be detained for a further six days, if necessary.
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The retailer has made its first job cuts since falling into administration last week.
Their parents had been released last summer and built their first lodge together.
Taxpayers will need to contribute "a bit more" in order to support a £20.5 billion-a-year boost to the NHS budget, the PM has announced.