The Gutierrez-Flake amnesty scheme contains a "touchback" provision. Current illegal aliens who pass a screening and meet other requirements would be given a legal worker permit immediately. Then: Illegal immigrants would within the next six years have to leave the United States for either Mexico or Canada, go to a processing center and re-enter the U.S. legally. Lawmakers were vague about exactly how long they would have to stay outside the country under what is being called the touchback provision. But staff members said they could stay as little as one day. Despite what is clearly a sham...