Reuters: A Nevada ranch defied U.S. drought closure orders in grazing cattle on federally managed land, environmentalists said on Wednesday, comparing it to action by another Nevada rancher that led to an armed standoff last year with federal agents. The ranchers in the Battle Mountain area in northern Nevada let their livestock graze on Tuesday at the North Buffalo allotment managed by the Bureau of Land Management, the Western Watersheds Project said in a statement. "The ranchers generate public sympathy...