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Documentary backdrop image for SEVEN (2020)
45 minPG-13documentary
8.5/ 10(3 ratings)• TMDB

Synopsis

A four-year engineering study led by Dr. Leroy Hulsey aims to determine the cause of Building 7's collapse on September 11, 2001.

Deep Dive

Why Watch

  • Follow Dr. Leroy Hulsey's engineering findings.
  • See the analysis of Building 7's collapse.
  • Find out about the World Trade Center's structural issues.

Did You Know

  • Dr. Leroy Hulsey spent four years on the engineering study.
  • Building 7 collapsed on September 11, 2001, at 5:20 PM.
  • The documentary has a runtime of 45 minutes.

Perfect For

9/11 investigationsEngineering enthusiastsWorld Trade Center history
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Frequently Asked Questions

What caused Building 7 to collapse on 9/11?

Dr. Leroy Hulsey from the University of Alaska Fairbanks conducted a four year engineering study to investigate the cause of Building 7's collapse.

Who conducted the engineering study on Building 7?

The engineering study on Building 7 was conducted by Dr. Leroy Hulsey.

How long did the investigation into Building 7 take?

The investigation into Building 7 took four years to complete.

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