Researchers at a Chinese university with strong military links claim to have invented a revolutionary laser propulsion system to drive high-speed submarines for the first time. Richard Spencer, China correspondent for the Times, discusses how this could impact China's relationship with the US and current situation in the Pacific. 📻 Listen to Times Radio - https://www.thetimes.co.uk/radio 📍 Subscribe to our channel - https://www.youtube.com/channel/UCTjDhFuGXlhx9Us0gq0VK2w 🗞 Subscribe to The Times https://www.thetimes.co.uk/subscribe/radio-3for3/ 📲 Get the free Times Radio app https://www.thetimes.co.uk/radio/how-to-listen-to-times-radio/app