Why Did the Traffic Alert and Collision Avoidance System (TCAS) Fail?

Jan 30th 2025 11:31am EST

A major question that has arisen is why the AA aircraft’s TCAS apparently didn’t detect the Blackhawk’s transponder. The AA aircraft was certainly equipped with TCAS, which interrogates the transponders of nearby aircraft. It appears that the AA flight was executing a left turn to line up for the runway. In this position, visibility to […]

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