air marshal
sky marshal

We believe two of the men were the sky marshals working the flight.

The sky marshal settled back in his chair and said nothing.

Pilots also ask: Who should be aware of a sky marshal's presence?

Another aspect that caught our particular attention is the so-called sky marshals.

The British government has previously said that it will allow a sky marshal on a flight only when there is a specific threat.

Another sky marshal drew his weapon and ran up the opposite aisle.

During each accompanied flight at least two undercover armed sky marshals are on board.

"After Sept. 12, every passenger is a sky marshal," he said.

These employees are generally referred to in the media as Sky Marshals.

It is about, amongst other things, the notorious sky marshals, armed security officials on board aircraft.