RAF Fairford live updates: Streeting thanks farmer who alerted police but says she has ‘a partial picture’

Member of the public who contacted police after seeing ‘group of hooded and masked men’ near RAF base says she thinks ‘someone dropped the ball’ over incident

• UK security forces aware of suspected bomb plot, hints defence secretary

• RAF Fairford suspected bomb plot: have you been affected?

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Addressing the Labour party conference in Liverpool, the foreign secretary, Ed Miliband, said the incident near RAF Fairford is a reminder of the “threats” the UK faces.