Congress ought to examine and end existing abuses in U.S. guest worker programs before it starts a new one for illegal immigrants, a civil rights group said Monday. The Southern Poverty Law Center, based in Montgomery, Ala., said foreigners hired through programs for farm and non-farm laborers work in conditions akin to indentured servitude. Discrimination based on national origin, race, age, disability and gender is deeply entrenched in the H-2 guest-worker system, the report said. Because they are bound to a single employer and don't have access to legal resources, guest workers are routinely cheated out of wages, forced to...