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Mindy Brugman talks about her work as a scientist monitoring the glaciers on Mount St. Helens, and her colleague, volcanologist David Johnston. Mindy explains how David learned how dangerous the mountain was becoming. Tune in or stream Jan. 30 at 8/7c
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Join Ann Curry for a new series featuring dramatic reunions of people whose lives crossed at pivotal moments. View history through their eyes and hear stories of heroism, hope and the forging of unbreakable bonds.