We believe this is most likely a non-credible type situation. However, the pilot went ahead and chose to cease his departure and went ahead and placed the plane in a remote area.

We're going to look at how effective it is, how efficient it is in the next 30 days. There are several large ferry systems in the United States, and, if this is as effective as we hope it is going to be, it will add to our security system against terrorists.

The threat of explosives is very real.

Both of those items together on the screen gave the appearance of an ... improvised explosive device.

Just like at the airport, that can happen.

We are starting to establish the basic things you would need to get service started at an airport.

We did sweep the plane and we did find the handgun, and it was a loaded handgun. Once we got that we turned it over to the state police in Boston.

Doing this is a way of adding unpredictability to the screening process in order to deter terrorist attacks.