At least 41 people are dead after a landslide tore through an area of rural Washington north of Seattle in March.
Groundwater saturation tied to heavy rainfall in the area over the previous month caused a landslide in Oso, Wash., on March 22.
Warner Bros. Television
U.S. Army Signal Corps
Courtesy of NOAA/Institute for Exploration/University of Rhode Island
David Shankbone/Wikimedia Commons
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