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absolutely not. it is as you say endangerment to the public welfare, including his family. this would certainly be in the agencies policy. this should be investigated and if the police don't do it, contact your media about it.
you said it was a state patrolman. you additionally said you were in jail for 8 days. the officers name should be on a report someplace. contact the public defender or a private attorney to represent you and let them handle the complaint, too
or go to the state police in your area and file the complaint