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Sunday, November 22, 2009

Photo: Mount St. Helens Steams During Slight Quakes


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Washington State's Mount St. Helens is seen here erupting in April 1980.

Steam seeping from a fracture atop the lava dome in Mount St. Helens' crater during the mountain's first noteworthy seismic activity since 2004 caught the attention of scientists this week.

Photograph by Jack Smith/AP