tsr dnt johns michelle obama lets move four _00003411.jpg
tsr dnt johns michelle obama lets move four _00003411.jpg

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    'Let's Move' campaign turns four

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'Let's Move' campaign turns four

As first lady Michelle Obama celebrates four years of "Let's Move," Joe Johns looks at the initiative's growing impact.

'Let's Move' campaign turns four

As first lady Michelle Obama celebrates four years of "Let's Move," Joe Johns looks at the initiative's growing impact.