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'Ice build-up' on crashed plane 'Ice build-up' on crashed plane
(10 minutes later)
The crew of a plane that crashed in New York state killing 50 people noticed "significant ice build-up" on its wings before it crashed, investigators say.The crew of a plane that crashed in New York state killing 50 people noticed "significant ice build-up" on its wings before it crashed, investigators say.
Analysis of data recorders recovered from the scene shows the plane made a series of severe pitches and rolls seconds before plunging into a house.Analysis of data recorders recovered from the scene shows the plane made a series of severe pitches and rolls seconds before plunging into a house.
Continental flight 3407 was minutes from Buffalo airport when it crashed at 2210 (0310 GMT) on Thursday.Continental flight 3407 was minutes from Buffalo airport when it crashed at 2210 (0310 GMT) on Thursday.
Officials say the cause of the crash is still under investigation.Officials say the cause of the crash is still under investigation.
National Transportation Safety Board spokesman Steve Chealander said emergency teams were working to recover victims' remains from the site of the crash.National Transportation Safety Board spokesman Steve Chealander said emergency teams were working to recover victims' remains from the site of the crash.
'Severe pitches and rolls'
Mr Chealander said the aircraft's cockpit voice recorder captured the crew discussing landing the aircraft at Buffalo.Mr Chealander said the aircraft's cockpit voice recorder captured the crew discussing landing the aircraft at Buffalo.
They noted snow and mist in their vicinity. At an altitude of 16,000 feet they noticed conditions were becoming hazy and asked for permission to descend to 12,000 feet.They noted snow and mist in their vicinity. At an altitude of 16,000 feet they noticed conditions were becoming hazy and asked for permission to descend to 12,000 feet.
The crew subsequently discussed "significant ice build-up" on the windshield and wings on the aircraft, Mr Chealander said.The crew subsequently discussed "significant ice build-up" on the windshield and wings on the aircraft, Mr Chealander said.
The official noted that before these comments were made, the plane's "air frame de-ice" function had been switched on.
One minute before the end of the recording, the plane's landing gear was put down. Twenty seconds later the crew repositioned the aircraft's wing flaps to slow it for landing.
Within seconds of the flaps being moved, the aircraft experienced a "series of severe pitches and rolls", Mr Chealander said.
Just before the recording ended, the crew tried to raise the landing gear and reposition the flaps, he added.