joining us to talk about what happened and where we go is ryan mack, tech reporter from the new york times, thanks for joining us. ryan: thanks for having the. kristen: the former employee said i am here today because i believe facebook products armed children, stoped a vision and weaken democracy. do you think she succeeded in painting a picture that backs up that statement? >> she was a very credible witness. she was the only one testing in front of the senate commerce subcommittee. not only was she testifying, but she came with thousands of pages of documents that she sent to the fcc, certain congressional offices and lawmakers and regulators, she has been able to ask filtrate this internal research many people haven't seen from facebook and share it with the world. kristen: which piece of evidence was most damming? ryan: there are a lot of eye-opening things in the documents and they run the gamut. the thing that has gotten the most attention as of late is this internal research on instagram's impact on teen mental health. there is some findings in this research that suggests that

joining me now is "new york times" technology correspondent, ryan mack, who wrote about the facebookoday. thanks for joining us on this. we appreciate it. i got to say, this is astounding. they set up their own kind of dummy facebook profile and all their algorithms lead them these down these rabbit holes to conspiracy theories and urging this carol smith user to sign up for something like qanon. you specifically wrote about the efforts that facebook had in place to regulate things, leading up to the 2020 election. which, in fact, to a certain extent, they did quite well. it was after the 2020 election, it seemed, that things started to slip. >> it was a mix of things, and i think we got to understand that what happened on january 6th wasn't necessarily just because of facebook. but just kind of this environment that facebook contributed to with regards to something like qanon before the election or even after the election, fueling the formation of stop the steal groups. that study you mentioned, actually very interesting, it's from july 2019, it's called carol's journey to qanon and

with me now is the reporter who broke that story for the "times," ryan mack.ow. >> thanks for having me. >> so let's start with the internal message board thing. how is facebook explaining this as anything other than a reaction to what haugen the whig whistleblower revealed about the company? >> they are basically saying it is a way to minimize the weeks. clearly the company has been damaged by frances haugen's revelations with the amounts of documents that she's taken out of the company and the company is clamping down here on that never happening again. so frances haugen was a civic integrity employee, and she worked on things like misinformation and basically harm and safety on the platform. and facebook is essentially closing these groups internally to anyone outside of integrity, no one outside can access the groups moving forward. >> let me ask you about this new bill related to section 230. let me see if i can put it in plain english because the discussion around this was to hold tech companies liable for the content that their algorithms promote. so do

kristen: ryan mack adds that while there is competition, facebook has more than 3 billion people on just one of its services. ace books as a faulty configuration change was behind yesterday's outage. during routine maintenance job, a command was issued which unintentionally took down commands in the network, effectively disconnecting data centers globally. the largest ever tracked by monitoring groups. larry: potential new develop -- develop men's, bay area officers are finalizing plans to ease mask mandates. in san francisco, the health department is considering lifting the mandate in areas considered low risk with low contact rates. also looking at places where people are fully vaccinated. the mayor said that change is long overdue. one city has reached a new milestone in the battle against covid-19, 93% of berkeley residents 12 and up are now fully vaccinated. that is among the highest vaccination rates of any city in america. astrazeneca seeking fda approval for its antibody therapy. the company says it prevents virus symptoms particularly among people who didn't get a strong immune