CNNMoney - Markets Wall Street would freak out if Trump fired Mueller 2018-03-20T14:25:03.000000000-04:00 The stock market, President Trump's preferred barometer of success, would take a big hit if he dismissed the special counsel, analysts say. Amazon tops Google as second most valuable company in US 2018-03-20T14:16:25.000000000-04:00 The Facebook data scandal has investors worried about Google and YouTube, too. Saudi Arabia's oil shipments to America have plunged to 1988 levels 2018-03-20T13:28:10.000000000-04:00 Saudi Arabia's oil shipments to the United States have declined sharply despite closer ties between the two nations under President Trump. German police raid BMW in diesel emissions probe 2018-03-20T12:52:16.000000000-04:00 German prosecutors raided two BMW facilities on Tuesday as part of an investigation into suspected cheating on diesel emissions. Dropbox and Spotify to test demand for unicorn tech IPOs 2018-03-20T10:57:10.000000000-04:00 The IPO market is heating up again. A cybersecurity company called Zscaler wowed Wall Street by more than doubling on its first day. Dropbox and Spotify will debut soon. Could Uber, Airbnb and other mega-startups soon follow? What boom? The economy is off to a 'meh' start to 2018 2018-03-20T09:27:49.000000000-04:00 Despite President Trump saying the economy is "raging" and at an "all-time high," growth forecasts have been plunging for the first quarter of 2018. Facebook fallout; Alwaleed speaks; FedEx earnings 2018-03-20T05:53:28.000000000-04:00 Here's what you need to know about the markets before you start your business day. Facebook's value plunges $37 billion 2018-03-20T04:42:50.000000000-04:00 Controversy over news that data firm with ties to Trump campaign got data from Facebook causes big hit to Facebook's market cap as well as Mark Zuckerberg's net worth. Dow drops 336 points as Facebook plunges 2018-03-19T23:04:15.000000000-04:00 Read full story for latest details. Why nobody can tell Mark Zuckerberg what to do at Facebook 2018-03-19T15:37:17.000000000-04:00 Mark Zuckerberg doesn't have to listen to Wall Street since he owns an overwhelming majority of Facebook shares with super-voting power.