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August 1, 2020
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Alexa Zoellner | Cronkite News
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Marcia Dunn | Associated Press
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Marcia Dunn | Associated Press
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Marcia Dunn | Associated Press
February 20, 2021
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Marcia Dunn | Associated Press
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Kerry Bennett | Office of the Vice President for Research at NAU
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Seth Borenstein | AP Science Writer
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