Pilots were warned of potential danger at least eight times in about 30 seconds before a Polish jet crashed in Russia in April, killing President Lech Kaczynski and about 100 others.
CNN.com - World, CNN: World
Tue, 06/01/2010 - 11:04am
Pilots were warned of potential danger at least eight times in about 30 seconds before a Polish jet crashed in Russia in April, killing President Lech Kaczynski and about 100 others.