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Mystery illness spread through plane mid-flight hitting '7 crew members and passengers'
19:05, 27 JAN 2016 UPDATED 17:52, 28 JAN 2016
BY JON DEAN
Up to seven of 13 crew members and "many passengers" were struck down with the strange disease - but at this stage no one knows what it is
A British passenger has described panic on board the American Airlines flight from London Heathrow to LAX a when crew asked if there was a doctor on board.
A spokesman for the airline said there was "medical emergency" and people on the flight were "ill" but had no other information.
Read more: Doctor describes burning smell on mystery illness plane
Flight AA109 was close to Keflavik, a town in southwest Iceland, when crew declared a medical emergency and decided to head back to London.
