I zipped down to the Mall to catch part of the 50th anniversary of the March on Washington. I saw exactly what you'd expect I'd see: crowds milling around, people waiting in line, and a large police presence. People were generally upbeat and relaxed. There was some rain, but it really wasn't bothering folks in a big way.
Here's a few photos to give you a sense of what it was like on the scene.
Oh, and who knew that the Coast Guard could patrol the Potomac armed to the teeth?