By Stephen Wright and Nick Fagge The former RAF pilot who stumbled  on the French Alps gun massacre described yesterday the carnage that confronted him. Brett Martin, 53, said he initially thought there had been a terrible car accident but then saw a 'lot of blood and heads with  bullet holes in them'. He compared what he saw to a scene from the TV crime series CSI: Miami. First on the scene: Brett Martin described finding the murdered Al-Hilli family as 'like something out of a Hollywood movie' Hero: Mr Martin is seen here training in Steyning. He is a keen competitor in the triathlon
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William Brett Martin first thought he had stumbled upon a terrible accident
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Saw seven-year-old Zainab 'stumbling around, bleeding and moaning'
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Family's BMW's engine was still revving and its wheels were spinning
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Mr Martin credited for potentially saving Zainab's life
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Chief prosecutor of French Alps area said  causes of deaths lay in Britain
Nearby was the family @placeholder containing the bodies of her parents and grandmother.