Billionaire George Soros says Mark Zuckerberg and Sheryl Sandberg should be removed from their leadership positions at Facebook (FB)

· Billionaire George Soros is calling for Facebook chief executive Mark Zuckerberg and COO Sheryl Sandberg to be "removed from control of Facebook." 
· Writing to the Financial Times, Soros said that Facebook should "err on the side of caution and refuse to publish" political ads on its platform. 
· "Mr. Zuckerberg appears...