RAF Typhoon jet
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London 2012: RAF Typhoon jets test London 2012 security

Royal Air Force Typhoon jets have arrived at an airbase in London for a large-scale Olympic security exercise.

The aircraft will be based at RAF Northolt, taking part in eight days of training over London and the home counties until 10 May.

The BBC's Jonathan Beale reports.

  • 02 May 2012
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