The 26-year-old suffered shrapnel wounds to the head, neck, arms and chest in an explosion while working with a British unit in Sangin in 2007.

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Texas Gov. Rick Perry said he is aware of the explosion, a spokesman said, and was working to get resources into the area.

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DeGeorge told officials he suspected the explosion was caused either by "hit men" working for the opposite side in a hotly disputed case he was litigating--a "suspicious-looking fishing boat" had circled his yacht, he said--or by the negligence of a repairman who left flammable material near a stove.

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