How did a British gynaecologist, struck off the Canadian medical register for professional incompetence, return to Britain as a senior consultant to operate on women?
Sarah Barclay investigates the career of Dr Richard Neale and the system which took so long to catch up with him.
(Postponed from 22 February)
(Note: as Panorama is topical and likely to react to events in the news, its subject matter may change)