Article continues below advertisementOK! can reveal Sarah Ferguson has been dealt a multimillion-dollar setback in the United States after failing to secure a lucrative publishing deal, with insiders claiming the rejection reflects growing reluctance to be associated with ongoing controversy surrounding her former husband Andrew Mountbatten-Windsor.The former Duchess of York, 66, is said to have been seeking an advance of around $2 million for a new book, but has instead encountered a series of rejections from publishers.