The Woman In BlueWhen Ruth's friend Cathbad sees a vision of the Virgin Mary, in a white gown and blue cloak, in Walsingham's graveyard, he takes it in his stride. Walsingham has strong connections to Mary, and Cathbad is a druid after all; visions come with the job. But when the body of a woman in a blue dressing gown is found dead the next day in a nearby ditch, it is clear that a horrible crime has been committed, and DCI Nelson and his team are called in for what