@tracethefailure: Hit second. Collapsed first. Both towers survived the initial strikes. So how did the South Tower lose its support sooner? The full investigation is coming to Trace the Failure on YouTube. AI-generated reconstructions and narration, based on NIST's investigation. #September11 #WorldTradeCenter #StructuralEngineering

Trace the Failure

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Friday 11 September 2026 18:14:53 GMT