The crew initiated an emergency descent, and landed the aircraft safely.

'It was a text book example of an emergency descent.'

The crew made an emergency descent and landing following the activation of onboard warning systems.

The Korean pilot initiated an emergency descent to 5,000 feet and entered clouds.

The pilot conducted an emergency descent, and forced landing back to the departure airport.

The autopilot noted the altitude and began a gradual recovery from the emergency descent.

The no. 2 engine caught fire, which forced the crew to make an emergency descent for Ubatuba.

Manual disconnection of the autopilot, however, is an early step in an emergency descent.

I can put her into an emergency descent, sir.

The flight responds by saying that it is unable to maintain altitude, and begins an emergency descent.