ITV News reporter Matt Price tweets from Portsmouth:
1/2 Neighbour Peter met the family: "Very ordinary family. It wasn't obvious Ashya was poorly." #FindAshya
Ashya King's parents told the Daily Mail they fled the UK after being told NHS treatments would leave him with life-long disabilities.
The head of the police force which applied for a European Arrest warrant against the parents of Ashya King has now urged their release.
A British mother whose son's life was saved by proton therapy has told ITV that she defied NHS doctors' advice to pursue the treatment.