French girl's disappearance: Formal investigation opened

Latest: A French prosecutor has opened a formal kidnapping investigation into the disappearance of a nine-year-old girl who went missing from a wedding celebration last weekend.

Update 9.26pm: A French prosecutor has opened a formal kidnapping investigation into the disappearance of a nine-year-old girl who went missing from a wedding celebration last weekend.

Grenoble deputy prosecutor Laurent Becuywe said at a news conference that no leads would be cast aside in the investigation, including the possibility that the girl was the victim of an accident.