United in vigilance, law enforcement officers have been on ‘a no-fail mission’ for 25 years

A massive counterterrorism infrastructure enables law enforcement at the national, state and local levels to work together, keeping one of the core lessons learned from 9/11 as a main directive: sharing intelligence and resources so they can stop a threat as soon as possible.

​ A massive counterterrorism infrastructure enables law enforcement at the national, state and local levels to work together, keeping one of the core lessons learned from 9/11 as a main directive: sharing intelligence and resources so they can stop a threat as soon as possible. Read More Breaking News, Latest News and Videos | CNN