A Scotland Yard detective has revealed that they are investigating 38 people in connection with the disappearance of Madeleine McCann. Madeleine, from Rothley in Leicestershire, disappeared while on holiday in Portugal in May 2007.
David Cameron has welcomed the decision by British detectives to launch their own investigation into the disappearance of Madeleine McCann.
Mr Cameron said the case of the then three-year-old who went missing from a holiday apartment in Portugal's Algarve in May 2007 was one that continued to shock the nation.
Scotland Yard yesterday said it was launching its own investigation into her disappearance, saying it had "genuinely new" lines of inquiry and believed there is a chance she is alive.
The Met Police said there are 38 people of interest in the Madeleine McCann case. Here is a timeline of the key events in her disappearance.
What happened to Madeleine? It is likely only one person knows the answer, and finding that person is the focus of a British investigation.