Editor's note: CNN just announced that it tasked GeoEye to take a satellite photo of the Mall and will air it as soon as they get it.
Editor's update 5:00 pm EST: CNN has shown the image on air. I cannot find it online.
Editor's update 6:00 pm EST: Here it is (thanks to CollectSpace)
Editor's hint: Here it is at GeoEye. You can also see that Google Earth has added it as well.