SAN FRANCISCO—Officials from the San Francisco Police Department responded to a series of incidents of reported bomb threats on Thursday, December 13. At approximately 10 a.m. the Police Department started receiving numerous reports of bomb threats.

According to a press release from the SFPD website, the threats were made via email and were received at various locations in the city. Locations included offices, hotels, tech firms, financial institutions, community-based organizations, media outlets and apartment buildings. Officers responded to and investigated over 20 incidents.  As of 6:30 p.m. on December 13 no suspicious devices were located.  The SFPD Special Investigations Division is in charge of the investigation.

“We are aware that threats have been received in cities across the country.  Part of the department’s investigation includes determining whether the threats received in San Francisco are related to the threats made nationwide.  The department is working with our law enforcement partners and is in communication with the Federal Bureau of Investigation regarding this matter,” states a press release from the SFPD.

The public is encouraged to report any suspicious persons or items that could represent a threat to public safety by contacting the police.  Investigators are asking anyone with details on this case to contact the SFPD anonymously at 415-575-4444 or text-a-tip to TIP411 with SFPD at the start of the message. Tipsters may remain anonymous.