(CNSNews.com) - A Montana rancher killed a wolf to protect his cattle herd, and now federal officials say he violated the Endangered Species Act. This apparently extreme instance led one conservative analyst to claim that the act is doing more harm than good, because it forces landowners to "shoot, shovel and shut up." Roger Lang is a California entrepreneur who owns the 18,000-acre Sun Ranch, south of Ennis, Mont. Over the last 10 years he has spent hundreds of thousands of dollars to help ensure that his ranch is set up and operates legally, especially in conformity with the Endangered...