According to the U.S. Fish and Wildlife Service, 3,500 acres in southern Arizona have now been closed to U.S. citizens because of the dangers posed in that area from Mexican drug smugglers. The area includes part of the Buenos Aires National Wildlife Refuge. Refuge manager Mitch Ellis told Fox News: “The situation in this zone has reached a point where continued public use of the area is not prudent.” Pinal County Sheriff Paul Babeu said: “It’s literally out of control. We need support from the federal government. It’s their job to secure the border and they haven’t done it. In...