Two men, aged 30 and 41, have been removed from the aircraft and taken to a police station for questioning, Essex Police said.
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It is said that the teenager attacked and raped the woman, in her forties, on April 19 near to a park in Kidbrooke, south-east London.
An estate agent has been jailed after taking pictures of clients' bank cards while showing prospective buyers around their homes.
RMT members staged a protest outside Parliament to mark the anniversary of the first strike one year ago today.