Our Scotland Political Editor Peter MacMahon spoke to the Prime Minister during his visit to the Scottish Conservative Conference.
Watch the full interview on independence - and how it could affect the border - here:
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Kerrie Gosney brings you Sunday night's forecast
From next week it'll be banned in Scotland. The legislation was put forward by former South of Scotland MSP Jim Hume.
Armed officers and dog handlers were sent to Denton Holme after reports of a fight between four men. Police are appealing for witnesses.