counsel promised that you were taking steps to prevent facebook from having unwitting co-conspirators in russian interference. but these unverified divisive pages are on facebook today. they look a lot like what the russian agents used to spread propaganda during the 2016 election. are you able to confirm whether they're russian-created groups? yes or no? >> are you asking about those specifically, senator? >> yes. >> senator, last week we actually announced a major change to our ads and pages policies that we will be verifying the identity of every single advertiser. >> i asked about these specific ones. do you know whether they are? >> i'm not familiar with those pieces of content specifically. >> but if you started this policy of a week ago, you'd be