Tuesday morning, seven National Park Service employees were seen erecting and tending to a barricade around the World War II memorial in Washington, D.C. One NPS employee was operating a forklift. There usually aren't any NPS employees working at the World War II memorial. A couple hours later, when an Honor Flight of World War II veterans arrived, accompanied by Democratic and Republican members of Congress, the fences blocking the memorial were easily moved away, allowing the veterans to enter. But the barriers are still at the memorial, and they've been reinforced. This morning, I walked by the memorial and...