White Powder

Mystery White Powder At Hayward Police Station IdentifiedPart of the Hayward police station has been evacuated after an employee opened an envelope that contained a mysterious white powder Wednesday morning, a Hayward fire captain said.
Fremont Police 7th Bay Area Department To Get Suspicious EnvelopeA suspicious envelope containing a white substance was delivered to the Fremont Police Department Monday morning, a police spokeswoman said.
Mystery Substances Found At East Bay Police StationsSuspicious substances were found at police stations in Hayward, San Leandro and Union City, while a suspicious package was found at a police station in Berkeley on Friday, authorities said.