Mark Zuckerberg's net worth drops more than $6 billion in a day as turmoil hits Facebook stock
March 19, 2018 at 17:16 PM EDT
Silicon Valley News Roundup: Mark Zuckerberg's net worth drops $6 billion as Facebook shares tank ... Google launches a new revenue-sharing program for retailers ... The latest diet fad to hit Silicon Valley ... the Peninsula's Flintstone House gets a makeover ... and more.