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First SWAT officer in Columbine shares lessons learned on how to handle active shooters

There is a cycle that comes with tragedies like the school shooting in Uvalde — first shock, then disbelief, grief, anger and questions. After the questions come lessons so that schools and law enforcement can be better prepared the next time there is an active shooter.

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More From KMGH Denver, CO

More From KMGH Denver, CO

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