Media playback is unsupported on your device

Helicopter crash rescue footage

24 August 2013 Last updated at 14:31 BST

Footage has emerged of the rescue operation following a helicopter crash off Shetland, where four people died.

The Royal National Lifeboat Institution filmed the rescue operation.

The BBC's Kevin Keane describes the footage.

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.