Key Facts

• The incident happened in Berkeley, California.
• The woman is an engineer who secretly recorded the event with a spy camera.
• The video shows a male coworker adding a substance into her drink.
• She alleges this coworker poisoned her for months.
• The case is reported by CBS News and investigated by local authorities.
• No details on the substance used or the coworker's response are mentioned.
• The story highlights concerns about workplace safety and harassment.