How to use TweetDeck - Blogging Art and Practice
http://www.yourbloghelper.com/2009/01/26/how-to-use-tweetdeck/
4 Ways News Organizations are Using Twitter Lists
http://mashable.com/2009/11/03/news-twitter-lists/

"Twitter lists are giving news sites the ability to curate news and further open up to Twitter users that can help them to gather news."