Footage of US army helicopter spinning out of control

22 March 2012 Last updated at 18:48 ET Help

Video footage has been released of a US Apache helicopter which crashed into a snowy mountain in Afghanistan in February.

The helicopter can be seen flying low over buildings before it spins out of control.

Incredibly, no-one was injured or killed in the crash.

An investigation is under way to find out what caused the accident.

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