Nonetheless, police officers aren't being killed as often as the workers listed. We can't track what's going on inside of peoples' heads or what their motives are, but we can track the incidents. If as many people were out trying to kill police officers as you're implying, you'd have to believe that police officers would be on that list of 10 most dangerous jobs. They're not. Maintenance workers have a more dangerous job, and that is a fact.