If an immigration reform bill moving through Congress becomes law, nonprofit organizations that help day laborers find work without making sure each client has a legal right to work in the U.S. could be subject to criminal prosecution, jail sentences and fines of up to $50,000. Two North County nonprofit organizations that provide such services to at least some illegal immigrants said Monday that passage of such a law could also lead to increased abuse of illegal immigrants, who would be deprived of the protections they provide their clients by screening and tracking those who hire workers. In phone interviews...