World News Podcast - December 30th, 2013

Americans are seeing the coldest, most dangerous temperatures of the season as 2013 comes to a close. Back to back suicide bombings are raising new concerns about Olympic Security in Russia. New guidelines urge some former smokes to get screened for lung cancer every year, even if you stopped smoking years ago. And, ABC’s Linsey Davis with red light cameras, and why some critics say they are putting at drivers at risk for another type of crash. This and more on the World News Podcast.

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