As Zuckerberg Prepares to Testify, Questions Grow Over How to Protect Data

As Zuckerberg Prepares to Testify, Questions Grow Over How to Protect Data  Wall Street Journal Lobbyists, Campaign Cash And Think Tanks: How Silicon Valley Tackled Politics  NPR A team of experts is reportedly coaching Mark Zuckerberg so he doesn't mess up his first congressional hearing  Business Insider Facebook retracted Zuckerberg's messages from recipients' inboxes  TechCrunch Opinion: Facebook's biggest threat is coming from this obvious place  MarketWatchFull coverage