The site of the deadly Oso, Washington mudslide on March 22, 2014.
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The site of the deadly Oso, Washington mudslide on March 22, 2014.
Credit: Flickr Photo/Washington State DNR (CC-BY-NC-ND)

A Year After Oso, More Detailed Hazard Maps Still Needed

Marcie Sillman talks to David Montgomery, University of Washington geology professor, about his geological recommendations for the state after last year's Oso landslide and how much progress has been made since the slide.