Hubby is an illegal alien as well, should have been deported with her.
We should not wait until they have been caught and convicted of something before deporting them.
He knows Spanish, he’s from Bolivia.
Most likely the parents speak Spanish at home with the two kids, the kids probably know Spanish at least as well as they know English. Most native born Americans under forty don’t really speak English any longer, almost none I know could pass my eighth grade English final and that includes many on FR.