You Are Visiting the United States as Part of an Exchange

You are visiting the United States as part of an exchange program with Scotland Yard. It is your first time in this country, and although you are familiar with the American style of policing through countless TV shows and movies, you have a sense that the actual job is different. The Police Commissioner of Minneapolis wants to know more about the system in the United Kingdom, which he thinks would be ridiculous and unworkable in the United States. Defend your system and its emphasis and discuss how it might be applied in the United States.