CNN CABLE LIVE FEED
http://www.cnn.com/audio/radio/cnntv.html

other popular LIVE feeds

C-SPAN LIVE FEED
http://www.c-span.org/Watch/C-SPAN_wm.aspx

AM 1090 PROGRESSIVE TALK RADIO LIVE FEED
http://player.play.it/player/player.html?v=4.7.124b&id=86&onestat=kptk-am