Former prisoner Ben Gunn has told Daybreak that every prisoner has the right to vote.
He said: "When we spend our money, when we deal with our families, we're still members of society, a secluded part but still deeply connected to society,"
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The popular game relies on Google Maps, a problem in South Korea as those functions are limited by the government.
A Met Office warning covering much of England and south-east Wales is expected to remain in place until 11am.
A band of cloud and patchy rain is expected across Scotland and Northern Ireland, moving southeast as the day progresses.