Five years ago, after watching the towers come down on TV, I came to work and sat down with Professor Fields. We were to team-teach in a short time and had to figure out how to use the class time to allow students to express their concerns. I have a memory of dispelling rumors and trying to use the time so that students felt like we were listening to them and able to answer, in some small way, their questions.
CNN has archived their live coverage from September 11 2001. It's slow, I suspect due to a lot of traffic on their site. You can find it here.