Facebook growth slows as Zuckerberg says developed countries are saturated

Company announces 33% revenue growth over last year as CEO reports more than 2bn daily users

Mark Zuckerberg admitted that Facebook "may be close to saturated in developed countries" as the social media giant posted a 33% increase in revenue.

Despite controversies including the Cambridge Analytica data privacy scandal, the quarterly results showed Facebook continuing to grow, although Zuckerberg cautioned that revenue could slow in the future.