 Let's get back to Dave Dildine in the traffic center. The all-natural car wash around the Dunloring-Maryfield area, rain shower, I-66, Beltway interchange getting wet, lots of rooster tails in the cameras, but except for a couple of brief passing showers, not too much travel trouble in the suburbs, much lighter traffic today being a holiday. Downtown roads and avenues around the National Mall, south of the East Street Expressway, near the Tidal Basin, north of the Wharf, all closed for the fireworks tonight. Third Street Tunnel's open, 12th Street Tunnel stays closed, along with...