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      • Sara Ashley O'Brien
        Writer, CNN Business

        Sara Ashley O'Brien is a senior writer for CNN Business, covering tech's highly-valued startups and their societal impact.

        Full Bio

      • uber driver investigation serious safety incidents griffin pkg vpx_00000113.jpg

        Stressed out and at risk: Inside Uber's special investigations unit

        Stressed out and at risk: Inside Uber's special investigations unit

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      • CNN investigation: 103 Uber drivers accused of sexual assault or abuse