World News Podcast - January 8th, 2013
Two years after being shot in front of an Arizona grocery store, former Congresswoman Gabby Giffords and her husband, former space shuttle commander Mark Kelly, are ready to take action. 2012 was the hottest year in the United States. And Sharyn Alfonsi on a new camera that has captured one of the most isolated creatures on Earth. This and more in the World News Podcast.