Congress has only gone into "secret session" six times ever. For some reason, the FISA/telecom retroactive immunity discussion was deemed important enough to warrant such a session. Dennis Kucinich would not agree to participate, and here explains why.
It's very interesting if you're into politics, maybe not so much if you're not. But whatever you do, stop the video before they get into the folk singing. . .that was even too much for me.