Residents in the Potrero Hill neighborhood are in grieving after the death of multiple people in a shooting at UPS facility.SAN FRANCISCO (KGO) -- Multiple people have died after a tragic shooting at a UPS facility in San Francisco's Potrero Hill on Wednesday.Watch the video in the player above for ABC7 News Reporter Eric Thomas' full report from a neighborhood in shock. Click here for more videos of ABC7 News coverage of the shooting. Report a correction or typo