an exclusive interview with facebook whistle-blower frances haug on her company's role on the spread of misinformation and disinformation. >> it's about the doctors and nurses who have to cope with conspiracies about covid-19 and vaccines. it's about people who have suffered harassment online. facebook knows what's is happening on the platform and they have systematically underinvested in fighting those harms. they know they do far too little about it. in fact, they have incentives for it to be this way. >> that's a portion of her congressional testimony from yesterday. she is going to expand on that tonight on this program. also, exclusive reporting from donie o'sullivan on how the social network makes money on the anti-vaccine message. this at the end of the day that saw seven cases of the omicron variant which underscores the need to get on top of the situation. it prompted pfizer's ceo albert