Postal workers at a Royal Mail depot in Bristol held a meeting this morning, and will be sent ballot papers to decide if they will go on strike.
Workers at the Mead Street office in Bedminster say they've ended up with a backlog of deliveries.
Royal Mail blamed high levels of sickness for the backlog.
David Wilshire from the Communication Workers Union (CWU) says the Christmas post could be affected:
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A vote will take place to decide whether trail hunting should be banned of trail hunting on National Trust land.
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