How It's Possible to Lose an Airplane in 2014

In an era when we've all got GPS in our pockets, OnStar can find a stolen car and the NSA can track anyone, anywhere, it is still possible--although rare--for an airliner to seemingly vanish. That appears to be what happened to Malaysia Airlines Flight 370, which went down about an hour after leaving Kuala Lumpur for Beijing on Friday night.

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