恐怖分子在商业航班上放置炸弹，飞机上的工作人员保证所有乘客的生命，飞机下降到800英尺以下时，炸弹就会被引爆。...

When terrorists plant a bomb on a commercial flight, the passengers aboard the plane must fight to keep the plane in the air and all the passengers alive: the bomb is rigged to detonate whenever the p...