Maciej Grzegorz Lasek ( born . 15 June 1967 in Elbląg ) – is a Polish engineer , specializing in flight mechanics , PhD , Chairman of the Committee for Investigation of National Aviation Accidents . He was the head of a commission that investigated the 2010 Polish Air Force Tu-154 crash
2010 Polish Air Force Tu-154 crash
2010 Polish Air Force Tu-154 crash
Maciej Lasek