"All I know is they're going to go back and that's a factor," said Cohn.

Or are we better off sending a message that if you sneak into the country and commit a dangerous crime, you will pay?

"They will have to deal with that where they are sending him," said Detroit resident Raychel McCoy.

"Sometimes you decide that the interest of society requires they be punished, even though you know eventually they'll be sent back," said Cohn.

There is no right or wrong answer. Each judge looks at every case individually. Is it a first time offense? Are they likely to break the law again? Are they dangerous? Can they be reformed? And now, how much will it cost, and what is in the overall best interest of the community?

"If it is a non violent crime, it could save some money," said Jody Ostntoski from Mount Clemens.