Ever get the feeling someone is watching you stroll along the Mall? asks Al Kamen in the Washington Post. That's because someone is -- from atop the 555-foot Washington Monument. Seems four surveillance cameras were installed there back in March to keep an eye out for terrorists and other evildoers. Where visitors once had eight windows -- two in each direction -- to survey the vista, now there are four. The cameras, likely mounted on tripods, are hidden in small plywood closets and peer out the other four. The cameras can see a long way, U.S. Park Police Chief Teresa...