Zuckerberg, Sandberg decline summons to testify before Canada's Parliament
May 27, 2019
By Danielle Haynes
Facebook CEO Mark Zuckerberg testified before the U.S. Congress in April...
This threat by apparent ISIS supporters follows campaigns by both Facebook and Twitter to target accounts on each platform used by ISIS and supporters to support their terrorist activities and goals.
Social media has been used for years by radicals and self-proclaimed social justice warriors...
