Is it time for the government to regulate Facebook? -—Early Facebook Investor and former mentor to Mark Zuckerberg, Roger McNamee, tells Katy Tur that big tech companies are invading people's privacy by gathering and selling their personal data, and it's time to impose a limit.

Facebook, Instagram and WhatsApp Go Down. At the Same Time.. All three services experienced interruptions throughout the day on Wednesday. Grief and chaos ensued.