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guardbot rolling robot spy nws orig_00003106
guardbot rolling robot spy nws orig_00003106

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    New rolling spy-bot can even swim upstream

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New rolling spy-bot can even swim upstream

Meet GuardBot, a spherical surveillance vehicle that can swim upstream. CNN's Thom Patterson explains how the military hopes to use it.

New rolling spy-bot can even swim upstream

Meet GuardBot, a spherical surveillance vehicle that can swim upstream. CNN's Thom Patterson explains how the military hopes to use it.