Attorney General Ken Cuccinelli II’s campaign for Virginia governor has begun airing an ad criticizing Terry McAuliffe for his work with the controversial fiber-optics company Global Crossing. But the Republican’s campaign has hesitated to discuss the ad as questions have been raised about the way it was made. The ad says that McAuliffe “cashed in, walking away with millions” in profits from selling Global Crossing stock, even though the company ended up filing for bankruptcy in 2002. In the ad, three former Global Crossing employees describe how their lives were affected. “He probably had some insider knowledge; it was a...