Sources: the US stopped autonomous trucking firm TuSimple's shipment of Nvidia A100 chips to Australia to probe whether they were ultimately bound for China (Wall Street Journal)

Wall Street Journal:

Sources: the US stopped autonomous trucking firm TuSimple’s shipment of Nvidia A100 chips to Australia to probe whether they were ultimately bound for China  —  Authorities stopped the shipment by autonomous-trucking firm TuSimple in its latest tangle with the U.S. government