The two men were shot by two men wearing Afghan police uniforms.
The inquest heard an intelligence report that said "insider threat" was difficult to detect. Insurgents and the Taliban used this kind of attack as a tactic and there had been no increase in this kind of threat.
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East Midlands weather: Clear but becoming cloudy with some rain
West Midlands weather: Dry and clear, but becoming cloudy with rain.
Police say a man who who received multiple stab wounds after being attacked by a group in an alleyway is 'lucky to be alive'.