Tired crew, commercial pressure, night visual approach, inoperative GPWS and "black hole" effect ends in CFIT
14 Aug 2017
On 5 August 2001, an aircraft with an inoperative GPWS making a night approach to Narsarsuaq by visual reference impacted terrain 4.5 nm from the aerodrome. A classic example of the 'black hole' effect. Read more here.