Facebook to alert all whose data may be affected, CEO tells CNN

[vvideo code=”DOVDPDK4″ autoplay=”yes”]

Share Video

Facebook CEO Mark Zuckerberg broke his silence on CNN on the crisis over political-advertising firm Cambridge Analytica's access to user data on the social network, outlining concrete steps the company is taking to make sure such a leak doesn’t happen again.

More From Guardian TV

Don't Miss