One such donor, John McManus, who works as a doctor in the City Hospital in Belfast, recently donated for the second time.

BBC: Georgia

John McManus, from the Miscarriages of Justice campaign and support group, said the case had all the hallmarks of a miscarriage of justice.

BBC: Dando killer begins life term

However, groups representing Germany's black population, which numbers around 500, 000, have accused some Germans of insensitivity over the issue of race in the past, the BBC's John McManus reports.

BBC: Germany's Schlosspark Theatre defends 'blackface' actor