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.
More top news
Still rather windy with blustery showers into midweek. Drier Thursday. Risk of rain from the south Friday. Settling down from Saturday
Sir Paul McCartney has revealed where he finds inspiration to finish writing some of his songs - in the toilet.
A man who died after being hit by a Tube train as he tried to save his brother had been to watch the football club he supported.