Overview: Drawing the attention of the entire world, three fatal design flaws put air crash investigators in a storm of controversy. When one of former race car driver Niki Lauda's planes nosedives into a Thai jungle, a one-in-a-million failure reveals a weak spot in every Boeing 767. A piece of the plane blows off a Turkish Airlines DC-10 causing the most catastrophic mid-air emergency of its time. And, a risky test flight is the only way to uncover the startling truth about what brought down Atlantic Southeast Airlines Flight 2311.