A woman in her 40s who locked herself in the toilet at King's Lynn bus station was later arrested for public order offences, a police spokesman said.
He said they were called at 7.15am today and, when the female came out of the toilet, she needed assistance from the ambulance service.
An ambulance spokesman said the female was not taken to hospital but she was treated for leg pains on the scene. He said they were called at 7.54am.
The police spokesman said the woman was arrested at 10.34am.
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