I'm tired of platitudes. i want action items. in a statement facebook says the responsibility for the violence that occurred on january 6th lies with those who attacked our capitol and those who encouraged them. 's called leaked documents a curated selection out of millions. these latest revelations aren't the end of ceo mark zuckerberg's worries. more are set to be published this week. on monday hogan will testify before lawmakers again. this time in front of parliament here in london. global reckoning for a social media giant. matt bradley, nbc news, london. >> for more on this we welcome in...