It was just another rainy spring day in 2014 when a landslide killed 43 people and destroyed dozens of homes near Oso, Washington.
The event unleashed unimagined tragedy on a rural community, though the conditions that lead to such catastrophic landslides are commonplace throughout the Pacific Northwest.
Scott Burns is our guest, a landslide expert from Portland State University. He visits in advance of Southwestern Oregon Community College's on April 16.