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US temperatures set to plummet to record lows

Parts of America and Canada are experiencing near record-breaking low temperatures from a severe winter storm that has claimed at least 16 lives.

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Cold weather disrupts train services in US

US train operator Amtrak is reporting disruptions to its north-east services due to the extremely low temperatures.

Services have been suspended between Philadelphia and Baltimore, although it was not clear if this was weather-related.

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