Shelter's Antonia Bance has told Daybreak that many families are today homeless for no fault of their own.
"Many of them have lost their job or their relationship has broken down. They don't want it to affect their kids, they don't know what to do," she said.
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In Berwick-upon-Tweed - the town at the northern-most tip of England - history has taught them that no border necessarily lasts forever.
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