Social media. all over facebook. as a result, the retired pilot and former marathon runner decided not to get vaccinated. >> they constantly repeat the high survival rates. out of 100 people that covid effects, the vast majority can stay home and take an aspirin. >> reporter: what do people think the survival rate is? >> what they post is, like, 98.5% to 99%. >> reporter: that means 1 out of 100 people who get it die. >> yes. >> reporter: if you apply that to the country, that means nearly 4 million people will die. and then there's another group that will say, hang on, i'm 99% good, right, wh...