The scammer claims to be a native-born American citizen, but uses poor grammar indicative of a non-native English speaker.

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Mary, a charming and gently-spoken woman who speaks English with the soft lilt of the native Gaelic-speaker - has a photograph of them all in Edinburgh: some haven't seen one another since.

BBC: Jubilee tour diary: Western Isles

Pansieri, a fluent speaker of English, German, French, Spanish and Chinese, in addition to her native Italian, holds doctorate degrees in philosophy from Milan University and in Chinese language and literature from Venice University.

UN: Secretary-General