Anthrax Scare Back News Today

Tell our viewers here in the united states, and around the world, what youre learning. >> well, cnn has learned, wolf, that an envelope that was addressed and sent to a senate office was intercepted and tested positive for ricin poison. and ive learned that from congressional and law enforcement sources, myself and mike brooks, who actually got the first tip on this story. now, we dont know which senate office this was original hi sent to. but we do understand that this envelope was tested posit...