Most disappearances can be explained by either foul play or bad luck. However, there are some cases that defy conventional wisdom. How can a modern jetliner simply drop off radar screens?

大多数失踪案件都可以用谋杀或倒霉来解释。然而，有些案件却打破了传统观念。一架现代喷气式客机怎么会从雷达屏幕上消失呢？