As I always tell European friends visiting from abroad, in America you will find the best and worst that humanity has to offer.

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One of the firm's first customers, was Praneeta Sukanya, aged 40, who works for an international charity, and often recommends the cabs to colleagues visiting from abroad.

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Some said they were visiting from abroad.

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If there is evidence an offender intends to commit an offence abroad they can prevent them from visiting that country or travelling at all.

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Singh's sister Daljit Kaur told BBC Hindi after visiting the hospital that the family wanted him to be taken abroad for treatment.

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