Facebook's massive data breach is 'opening a can of worms' (FB)

A political research firm with ties to President Trump reportedly accessed 50 million Facebook user accounts without authorization.
Facebook's stock is down more than 6% Monday.
Macquarie analyst Ben Schachter said that the real concern for investors is that these breaches may prompt regulation that could hurt Facebook's earnings.
News of the breach comes as both Facebook and Snapchat are having broader issues with questionable content.
Facebook shares are down more than 6% Monday on news of a m