Aftershocks, landslides could pose risks after Nepal quake

Aired: 4/27/2015 | 0:07:14 | Clip
Nepal’s 7.8 magnitude earthquake was the strongest to hit that nation in more than 80 years, and international aid workers are struggling to provide support to survivors. Gwen Ifill talks to Andy Bastable of OxFam about the relief efforts, plus David Applegate of the U.S. Geological Survey explains what caused the earthquake and aftershocks.

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