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What counterterrorism looks like in the U.S. 24 years after 9/11

The Sept. 11 attacks of 24 years ago led to unprecedented investment in counterterrorism resources. Today, the terrorism landscape is more complex than ever, and some say the country is less prepared.

Copyright 2025 NPR

Odette Yousef
Odette Yousef is a National Security correspondent focusing on extremism.