Zuckerberg dumped a boatload of Facebook shares before stock nosedive

Facebook chief executive Mark Zuckerberg saw his net worth decline by about $5 billion Monday, but it could have been worse. Ahead of Facebook's worst one-day decline since 2012, prompted by news that data affecting 51.3 million members was improperly shared with a political consulting firm, Zuckerberg had been busy selling stock. So far this...