Some police officers are corrupt, some are lazy, but many do an exceptionally demanding job with courage and professionalism. Ask any veteran officer about their life’s work, and they will likely tell you two things: First, that they wouldn’t do anything else, and second, that the job takes a psychological toll. Officers see too much of the worst of humanity in trying to protect the innocent.

With that truth in mind, we should take time to praise police officers who take immense personal risks to save the lives of strangers. Police body cam footage testifies to one such incident that occurred on the cold morning of March 20 in the Pullman neighborhood of Chicago’s South Side.

A 911 call came in from a 15-year-old girl. Her mother’s boyfriend had held a gun to her and her mother’s heads inside her mother’s house. The girl had then left the residence. She was directed by the........

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