The flight recorders from Northwest flight 188, that overflew the Minneapolis-St Paul International/World-Chamberlain Airport, are displayed at the National Transportation Safety Board (NTSB) headquarters in Washington, Friday, Oct. 23, 2009. At left is the Cockpit Voice Recorder, the Flight Data Recorder is at right. AP Photo logo AP Photo 28 months ago

The flight recorders from Northwest flight 188, that overflew the Minneapolis-St Paul International/World-Chamberlain Airport, are displayed at the National Transportation Safety Board (NTSB) headquarters in Washington, Friday, Oct. 23, 2009. At left is the Cockpit Voice Recorder, the Flight Data Recorder is at right.