Gerry McCann, who was in Liverpool to complete a race in Sefton Park, told Granada Reports: "We feel the authorities, particularly the British authorities, the Metropolitan Police, really want to get to the bottom of it, and because of the leads which are worth investigating, I think is positive."
Madeline McCann vanished during a family holiday in Portugal in May 2007. Her parents have spent the week marking the fifth anniversary of her disappearance.
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Former Liverpool and Newcastle defender Jose Enrique has revealed he has had surgery to remove a rare brain tumour and is now in recovery.
The mother-of-two said she was told by RSPCA investigators they were looking at the possibility that poison-laced sausages were involved.
The Beatle made several stops during his trip through Liverpool with James Corden and shocked many Scousers along the way.