Martin McGuinness assured Rose Hegarty repeatedly that her son Frank would be unharmed if he returned to Derry. Rose believed him and Frank came back.
It was a fateful decision and that fate is explored in a new book about spies in the North during the Troubles.
examines the Hegarty case and puts it in the context of the intelligence war that played a vital role in bringing the violence to an end.
Author Henry Hemming is this week’s guest on the podcast.