Preventing another Oso

It's been 5 years since the Oso landslide, which killed 43 people, the worst in U.S. history. A remembrance was held at the sight of the buried Steelhead Haven neighborhood. KING 5's Glenn Farley reports on how technology is being used to find where we are vulnerable.
Published: 6:11 PM PDT March 22, 2019
Updated: 6:10 PM PDT March 22, 2019