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NBC Nightly News with Lester Holt
NIGHTLY 6:30/5:30c

How September 11 changed security in America

CLIP09/10/21
Also available on the nbc app

People take more responsibility for their own security after the September 11 terrorist attacks, and screenings at airports and large public events became commonplace. “I think it made everybody aware the defense of the country is not just for those in uniform,” former Homeland Security secretary Michael Chertoff tells NBC News’ Pete Williams.

Appearing:Lester Holt
Tags: health, International News, Lester Holt, Making A Difference, NBC Nightly News, National News, news, nightly news, U.S. News, Breaking News, Evening News, politics, World News
S0 E02 minNRExcerptNews and InformationPrimetime
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