Zuckerberg grilled over Cambridge Analytica and company’s attitude to false political adverts

Now a year and a half after up to 87 million Facebook profiles were harvested in the Cambridge Analytica data scandal Mark Zuckerberg is still facing questions over his role in the affair.

The social media boss was grilled about what he knew and when he knew it, by US politicians on Capitol Hill.  He also faced swingeing criticism over his company’s attitude to policing political advertising.