>> if i sent a tweet out of a picture that was doctored and i didn't know about it, i'm not perfect. maybe, i did make that mistake. but i am not making mistakes on the numbers. >> reporter: the very latest vaccine studies show they remain 90% effective in preventing hospitalization and death. batar tells his followers it is the vaccine that is the danger. >> we always see thousands of people dying. this delta variant is all vaccine injury. i mean, the cdc's own data is showing that now. >> that's just not true. >> i don't want to be part of this mass genocide that i see happening. and i think that what's going on right now will be remembered as a worst time in history compared to what world war ii happened. >> i just want to be straight with you. i think you're crazy. before covid, north carolina's board of medicine reprimanded batar, twice, for the way he was treating autism and cancer patients. the board accused him of charging exorbitant fees for his