A massive landslide in the western U.S. state of Washington has killed three people and left 18 others unaccounted for.
ດິນເຈື່ອນ ຢູ່ລັດວໍຊິງຕັນ ວັນທີ 22 ມີນາ 2014
![Officials survey a large mudslide that pushed debris and at least one house onto Highway 530 near Oso, Washington, March 22, 2014.](https://gdb.voanews.com/dad7d8e6-3316-4c28-b7e1-2d1b37ba4272_w1024_q10_s.jpg)
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Officials survey a large mudslide that pushed debris and at least one house onto Highway 530 near Oso, Washington, March 22, 2014.
![A general view of the area affected by a landslide near State Route 530 is seen in this Washington State Department of Transportation handout picture taken near Oso, Washington, March 22, 2014.](https://gdb.voanews.com/18395ebd-05ce-41d4-8896-1bffd8568a95_w1024_q10_s.jpg)
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A general view of the area affected by a landslide near State Route 530 is seen in this Washington State Department of Transportation handout picture taken near Oso, Washington, March 22, 2014.
![Officials survey a large mudslide, Oso, Washington, March 22, 2014.](https://gdb.voanews.com/f9b9565a-03ae-436c-973f-548ccf466990_w1024_q10_s.jpg)
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Officials survey a large mudslide, Oso, Washington, March 22, 2014.
![Officials and cars line the highway at the site of a large mudslide in this handout photo provided by the Washington State Police near Oso, Washington, March 22, 2014.](https://gdb.voanews.com/5b1dc16e-065b-41b2-9b12-97752ee1b4e7_w1024_q10_s.jpg)
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Officials and cars line the highway at the site of a large mudslide in this handout photo provided by the Washington State Police near Oso, Washington, March 22, 2014.