Russell Craig, head of communications at Manchester Airport, said:
"We are certainly not proud about what has happened, and that is why we and the airline are doing an investigation."
"We have to get to the bottom of it," he added.
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The 49-year-old man from Swanage has been released under investigation, as Gaia's family said they were 'holding on to hope'.
A chilly day after a frosty start.