China's SpaceX Copy Destroyed in Bizarre Test Failure - Booster Static Fire Becomes Flight Test
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In China Space Pioneer was performing a static fire test of the Booster for their Tianlong 3 rocket, a design which is a close copy of SpaceX's Falcon 9.Due ...

Scott Manley video, looks like the hold down claps may have ripped the bottom off the booster, allowing it to take off.