Question: The man featured in the documentary The Man Who Predicted 9/11 led hundreds out of which tower before its collapse?
Sentence (from "SPAD S.XI"): As a result of its failure to meet the levels of performance and agility demanded by the C2 specification, the SPAD 11 was used, along with the more successful Salmson 2 and Breguet 14, to replace aging Sopwith 1½ Strutter and Dorand AR reconnaissance aircraft.
Relevant evidence: No