'Such an extraordinary story': What we know so far about Nvidia spying claims

Shares of artificial intelligence leader Nvidia tumbled early Monday after the chip company said it launched an investigation of CEO Jensen Huang following reports he was targeted by Chinese intelligence. The internal probe comes after a media report that Huang had a close relationship with a Chinese businesswoman who allegedly passed information to Beijing. France 24's Philip Turle takes a look at what we know so far about the allegations.