President's Immigration Plan Unworkable Edward I. Koch Wednesday, Jan. 14, 2004 President Bush is proposing legislation to legalize the status of an estimated 8 to 11 million foreigners who now live and work illegally in the United States. The president’s idea is to turn these undocumented aliens into legal, tax-paying guest workers, with a right to participate in the Social Security system and to travel to their home countries on temporary visits. At the end of three years and a possible three-year extension, these guest workers would be required to return to their countries of origin and would be barred...