Lawyers for the man suspected of murdering Madeleine McCann say he will refuse to answer questions unless he is shown proof.
He will decline to be quizzed as prosecutors must have proof he was involved in her disappearance, according to a newspaper report.
German investigators believe Christian Brueckner killed Madeleine soon after allegedly abducting her from a holiday apartment in the Portuguese resort of Praia da Luz in May, 2007.
The Times reports today that investigators are also searching for a link connecting Brueckner to an incident involving a 10-year-old British girl in the same resort in 2005.
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