North Korea working on carbon-fibre ICBM for multi-warhead delivery, Seoul says https://www.reuters.com/business/aerospace-defense/north-korea-working-carbon-fibre-icbm-multi-warhead-delivery-seoul-says-2026-04-06/?taid=69d3c6f85d64bf00015740f8 https://www.reuters.com/business/aerospace-defense/north-korea-working-carbon-fibre-icbm-multi-warhead-delivery-seoul-says-2026-04-06/?taid=69d3c6f85d64bf00015740f8
