Seeking asylum and being denied and deported isn't a crime. In fact, crossing the border illegally isn't a crime it is a tort offense.
Moreover, in this country you can reunify with your family after release from incarceration and also have your family visit you. You can even screw your wife in some instances!
Trump is taking non-criminals and dividing the familes by choice. Additionally, adults are processed more quickly and by different reasoning tham children. That means that adults are deported and processed quickly whereas children take months or years.
Once the children are deported, they may not have a home or family. Our government isn't able to track down where their parents live.
This is a disaster that we created