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May 27, 2014 12:40 PM ET // Paul Heltzel
A massive mudslide left three men missing in Western Colorado.
Mar 27, 2014 06:00 PM ET // Laura Poppick, LiveScience
Why is the geology of the West Coast particularly susceptible to mudslides compared to the East Coast?
Mar 24, 2014 02:00 PM ET // Larry O'Hanlon
The fatal collapse of a hillside in Washington State was a landslide, a slump and a mudflow. It was also not particularly unexpected.