A bomb threat prompted authorities on Tuesday to evacuate a building at the Silicon Valley headquarters of Facebook Inc, police said, but gave the “all clear” after an hours-long search turned up no sign of a device.
SAN FRANCISCO (Reuters) – A bomb threat prompted authorities on Tuesday to evacuate a building at the Silicon Valley headquarters of Facebook Inc ( FB. O), police said, but gave the “all clear” after an hours-long search turned up no sign of a device.
The New York Police Department had received an anonymous tip about a bomb threat regarding Facebook’s campus in Menlo Park, California, and alerted local authorities at about 4:30 p.
