And they fold down to cover the USB ports and microphone jacks, acting as dust covers.

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We ford streams, some deep as Nell's knees, then head into a vast, newly burned area where dust covers our faces and the air still smells of ash.

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Ensconced on the eastern edge of the Sierra Nevada Mountains, Inyokern covers 11 square miles of Kern County in the dust-choked Mojave Desert.

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