UPS UPS

UPS employees cross the street shortly after a shooting at the company's facility in San Francisco. According to law enforcement, the suspect killed himself with a gunshot to the head. Adam Grossberg/KQED hide caption

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Adam Grossberg/KQED

UPS delivery man Vinny Ambrosino was dressed for the holiday season on Tuesday as he delivered packages in New York City. Not all the things ordered for Christmas got to their destinations on time. Carlo Allegri /Reuters/Landov hide caption

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Carlo Allegri /Reuters/Landov