Sheffield family plead for help after drug trial for boy, 11, is abruptly stopped

Harley Bond's treatment for a form of childhood dementia ends after deal to buy drug company fell through

The family of a boy with a rare form of childhood dementia said he had been given a death sentence" after his treatment was withdrawn amid a collapsed takeover deal.

Harley Bond, 11, was diagnosed seven years ago with a condition called Sanfilippo syndrome, which gradually limits a child's ability to walk, talk and eat.