Police were last night hunting for a "suspicious~ man in a Norfolk town centre.

Officers swarmed Diss on "extensive foot patrols", following reports of suspicious activity.

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After several hours the man in his 20s was found in the early hours of the morning.

He was arrested on suspicion of possession of a class A drug and being concerned in the supply of controlled drugs.

He was taken to Wymondham Police Station for further questioning, where he remains.