Early on during South Carolina Governor Mark Sanford’s disappearance his office assured reporters he was off working on a book. At a news conference Wednesday Sanford admitted to an extramarital affair (the cause of his leaving the country) and said he would resign his post as head of the Republican Governors Association. The NYT notes “the governor had been considered a rising star among conservatives, but this bizarre turn of events has changed his prospects, at least for the time being. At the end of the news conference, a reporter asked whether he would resign from his post as governor. […]