Perhaps you're right. Maybe we should deal with things the way the cops in the UK do.
https://www.youtube.com/watch?v=dmTNZfR4dNw
Her gun didn't save her because she was shot through her car window,taken unaware. Even US cops dont have eyes in the back of their heads. I guess UK cops might be a bit skinnier from running from men wielding knives. Or are they?
http://www.dailymail.co.uk/news/article-2336784/Blobby-beat--But-police-fitness-tests-slack-wonder-PCs-portly.html