Firearms officers have been negotiating overnight with a armed man at a house in Pagham in Sussex.
Police were called to reports a 72-year-old man was using threatening behaviour and had a gun.
A woman known to the man left the house safely. A police cordon is currently in place.
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They were discovered by police at a property in Duffield Lane in Woodmancote on Sunday.
Both Southampton-based companies had already paused operations until April 11, but have extended the suspension due to the ongoing pandemic.
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