Illegal aliens, from countries that do not keep digital records on their citizens, are supposed to have their backgrounds checked in 24 hours by proposed US Immigration bill in the Senate. But, since their home country keeps no records on-line, it is impossible for the USA to check them.

• Creates a new temporary worker program that would allow as many as 200,000 guest-workers per year to enter on two-year Y visas that could be renewed twice, provided they returned to their home countries for a year between each stint. Ends the program after five years.

• Prevents the Y and Z visa programs from taking effect until security and enforcement triggers are met, including adding 20,000 border agents, 370 miles of fencing, 300 miles of vehicle barriers, and a new worker verification system to bar the hiring of illegal workers. Provides an immediate $4.4 billion to fund the measures.

• Creates an employment-_base_d point system for new immigrants to qualify for green cards _base_d on their education and skill level, and eliminates or limits visa preferences for family members of U.S. citizens and legal permanent residents.