20/20 S2021E23: 9/11: The Day That Changed America
- Aired: 2021-09-10
- Time: 22:00:00
- Runtime: 60 minutes
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Overview
David Muir speaks with survivors and spends time with families who lost loved ones 20 years after the attacks.
David Muir speaks with survivors and spends time with families who lost loved ones 20 years after the attacks.