1.   Argenbright, which says it has made numerous improvements nationwide, is still screening passengers in Phoenix.

2.   At major Canadian airports, US Customs and Immigration officials screen passengers bound for the United States, to save time at the other end.

3.   But the association said it will continue to press for a system where security personnel screen boarding passengers by watching for identifying characteristics and mannerisms.

4.   But the House version would not, and companies that now screen passengers are lobbying to keep the work in their hands.

5.   Customs officials use the system as one tool to screen passengers suspected of smuggling illegal drugs and guns into the country.

6.   Federal law gives airlines, not airports, the responsibility to screen passengers for weapons.

7.   First federal marshals screened passengers, but only those who fit hijacker profiles.

8.   Foreign countries could be required to provide flight lists ahead of time to the United States so that passengers would be screened before they arrived on U.S. soil.

9.   For more than a decade, the United States has been increasing the use of computer technology to screen airline passengers before they arrive in this country.

10.   Instead, the officials concerned themselves with blocking a proposal to aggressively test how well passengers were being screened at Logan for weapons.