NBC Nightly News With Lester Holt
Role ai played in the race could be a warning sign for our elections here at home. >> reporter: in a consequential year for global elections, nothing matches the scale of india. nearly a billion voters and over 700 political parties. while election-related deepfakes generated by artificial intelligence spread like wildfire across indian social media, like this video of a politician who died in 2018 and was digitally resurrected to endorse his son. >> hi, nice to meet you. >> reporter: it's the ai handiwork of santil nagayan. his company is at the forefront of a thriving but loosely regulated i...