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  • Shark group tags second great white sharkadd to reading list  

    Posted on October 3, 2012 at 11:56 AM

    Last month, CBS News special correspondent, Jeff Glor, shared a look into the world of a group of fishermen and scientists as they attempted to tag white sharks with GPS trackers in order to reveal new information about their migration habits and...

    By Jeff Glor / CBS News

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