No one argues that a federal prosecutor's role is easy. And, in many ways, the revolution in prosecution requires them to make even more subtle and difficult judgments than they do already. But if the nation is to end mass incarceration, with a criminal justice system suited to that goal, we must collectively embrace the revolution in prosecution.
The military mission is to confront and kill a defined enemy. The peace officer has no enemies. His or her mission is to protect the community and everyone within it. No matter what crime they may have committed, all are entitled to the protections of the Constitution, the Bill of Rights and due process.