It was getting real complicated there for a while. There was a time when it was not that hard to figure out if someone was removable for a crime. Let’s start with the basics. Non-citizens of the United States who commit crimes can be deported for them.  Consider a non-citizen, called an alien under immigration laws, who committed a crime. We’ll call him a Criminal Alien, or CA. CA is convicted of murder. When he is done with his prison…