Transcript of pilots warned of fire several times in seconds before impact . April 10 crash killed Polish President Lech Kaczynski and about 100 others . The president had been traveling with a Polish delegation to Russia for the 70th anniversary of the massacre of Polish prisoners of war in the village of Katyn . Delegation headed to Warsaw for 70th anniversary of death of Polish prisoners of war in World War II .
Transcript of pilots warned of fire several times in seconds before impact . April 10 crash killed Polish President Lech Kaczynski and about 100 others . Delegation headed to Warsaw for 70th anniversary of death of Polish prisoners of war in World War II .