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Biden kicks off moonshot mission to cure cancer pkg Erin _00000811
Biden kicks off moonshot mission to cure cancer pkg Erin _00000811

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    Biden kicks off 'moonshot' mission to cure cancer

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Biden kicks off 'moonshot' mission to cure cancer

CNN's Erin Burnett reports.

Biden kicks off 'moonshot' mission to cure cancer

CNN's Erin Burnett reports.