Police descended on a residential street after reports of a man “acting erratically with a knife”.

Officers attended Kingsland Close, Shoreham, last night and detained a 36-year-old local man, who was taken to hospital with a medical condition.

He has since been discharged.

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A knife was seized and no one else was injured.

Sussex Police said the man has now been arrested on suspicion of possession of a weapon in a public place and is in custody.

A force spokesman said: “An increased police presence can be expected in the area while enquiries are ongoing.

“We would like to thank the public for their patience during the incident.”