You've seen it, and you didn't even know it. Images that say they're one thing, when they're absolutely not. They're called 'deepfakes,' a relatively new technology that allows someone to digitally cover a face with another person's. Can you spot the difference? #deepfake #troll | NewsNation

CNN’S Donie O’Sullivan reports on the disturbing new phenomenon of deepfake porn videos - using women’s faces without their consent. | Jake Tapper