World News Podcast - January 29th, 2014

Hundreds of commuters in the south abandon their cars and trucks on the highway after ice and snow create dangerous driving conditions. Congressman Michael Grimm threatens a reporter after an interview. A Royal Caribbean cruise ship returns after a severe sickness outbreak affects passengers. An investigation is underway concerning corruption in the Sochi Olympics after charges of bribery. And ABC's Martha Raddatz on a rare moment of unity in Washington during President Obama's State of the Union address.

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