The bottom line is how do we best provide for the security of the traveling public in light of a determined enemy who is adept at constructing well-designed, well-concealed devices which would not show up in a walk-through metal detector? We're trying to employ the best technology to identify any possible threat.

The bottom line is, if somebody doesn't go through proper security screening, they're not going to go on the flight.

The reason we are doing these types of pat downs and using the advanced imagery technology is trying to take the latest intelligence and how we know al Qaeda and affiliates want to hurt us, they want to bring down whether it is passenger air craft or cargo aircraft.

I did not want to provide a blueprint or roadmap for the terrorists, saying 'Here are our new security procedures'.

We save limited resources in terms of who we are physically screening. The approach will allow us to pay more attention to those potential terrorists.

I want to take TSA to the next level.

The bottom line is how do we best provide for the security of the traveling public in light of a determined enemy who is adept at constructing well-designed, well-concealed devices which would not show up in a walk-through metal detector? We're trying to employ the best technology to identify any possible threat.