Mark Zuckerberg tells the world you'll see fewer news posts in your Facebook feed - quickly loses $3.3 billion

Facebook's Mark Zuckerberg announced in a post Friday that the online giant will serve up more posts from friends and family and fewer posts from media outlets and brands.

Facebook stock took an immediate hit. Bloomberg reports the online giant lost $3.3 billion in value as investors rushed to sell off their shares of the Menlo Park California social media company.

Facebook says that they are making to the software that runs Facebook will serve up more posts from friends instead of brands as a move to try to combat misinformation on the site.