What is a deepfake and what happens when you're a victim?

Can you spot the difference between what’s real and what’s fake?The rise of artificial intelligence has opened the door to a world of technological possibilities. But with it comes a more sinister side.Deceptively realistic deepfakes – created by AI technology – are cropping up more and more online.So what are they? What happens when you're a victim of one? And, in an election year, how worried should we be about this technology?ITV News Presenter Mary Nightingale, who was recently a victim of this technology, and Science Correspondent Martin Stew tell Yasmin Bodalbhai what you need to know...