The case of Ashya King has pitted his parents against his British doctors - and for that matter the police here too. The authorities' responsibility towards the boy appears to have trumped those of his parents.
ITV News health editor Catherine Jones has been looking at who should be deciding Ashya's best interests:
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.
The parents of Ashya King said they took him out of a hospital to seek proton beam treatment which is not available under the NHS.