Passengers from 14 countries will face extra screening.
The use of algorithms to determine who required extra screening renders the system even more opaque.
He said that "extra screening will be a hassle, especially for time-sensitive business travelers".
The number of passengers chosen at random for extra screening will also increase, officials said.
So, if we truly want to be safe, perhaps everyone should be put through extra screening.
"Sorry for the hassle at the airport, @iamsrk – even American diplomats get pulled for extra screening!" Biswal tweeted.
However, about one in ten of the women who were given extra screening got false-positive results.
And if you get picked out for extra screening, do what the CIA does: stick to your story.
If that were translated into reality, one person in ten would need to be pulled aside for extra screening.
Neither is the list of people who can't get on a plane, or the "selectee" list of those who get 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.
