China holds diverted stealth parts from a Lockheed Martin F-35

China has taken possession of F-35 stealth parts that UPS diverted to Hong Kong while shipping them from Australia to the US, per reports on September 24. The cockpit canopy and weapons-bay door, made by Lockheed Martin (LMT), carry radar-absorbing coating the US guards tightly. That is a supply-chain worry for the maker the AI Defense and National Security tracker leans on.