Photos found at the home of the prime suspect in Madeleine McCann's disapperance led to today's search of the Barragem do Arade reservoir.
Police began the search today, some 16 years after the youngster went missing. German authorities found photographs of the Barragem do Arade reservoir when Christian Brueckner was arrested six years ago, it today emerged.
The convicted sex offender is currently in a German jail for a rape he committed in Portugal in 2005, two years before Madeleine disappeared in the country.