The extra screening was done to detect developing cancers earlier.

CAPPS1 uses a set of criteria from very basic passenger itineraries to determine whom to select for extra screening.

Even though several hijackers were selected for extra screening by the Capps system, this led only to greater scrutiny of their checked baggage.

Being selected by CAPPS meant that their checked baggage were subject to extra screening.

If approved for flying without an ID, the individual will be subject to extra screening of their person and their carry-on items.

Her doctor said everyone in my family needs extra screening.

An extra screening, exclusively for the press, was held later at a different venue.

They must have installed extra screening.

The hijackers were all selected for extra screening of their checked bags.

But experts don't believe the dangers are significant enough to warrant extra screenings for women who have taken fertility drugs in the past.