Video: Boeing 747 cargo plane crash in Afghanistan

WARNING: This video contains disturbing images

Footage has emerged of the moment a cargo plane in Afghanistan span out of control and crashed, killing all seven American crew members on board.

The Boeing 747 - owned by National Airlines, a Florida-based subsidiary of National Air Cargo - was on its way to Dubai when it plummeted to the ground, hitting Bagram airbase shortly after takeoff.

The video was captured on what appears to be the dashboard camera of a vehicle which was driving near the site when the incident happened.

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Nato denies Taliban involvement as cargo plane crashes after take-off from Bagram airbase in Afghanistan killing all seven crew members