What happens when cops become hallway monitors

csmlogo_largeIt was at a baby shower last year that Sgt. Yanira Rosario spotted the first person she’d ever arrested.

And it was at that moment that the Boston School Police officer felt truly confident that she was helping people.

The man, several years removed from his arrest for marijuana possession, was at the shower with his sister. He came over to Rosario and thanked her for what she had done for him…

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