We have lost all sense of playing by the rules in this country. If a person is built up to be sympathetic enough, they get a free pass so they don't have to follow the rules. Thus, the poor illegal immigrants who just want a better life. That's great but it doesn't mean they should be allowed in the US.
Perhaps the Bishops forgot to refer to this passage: render unto Caesar what is Caesar’s; render unto God what is God’s.
Why not encourage the flock to obey the law and go home? They are not held captive here, like Hebrew slaves in Egypt.