A man has been detained by police after he was allegedly spotted walking toward the job centre while holding a knife.Officers were called to Exeter Street at 11.30am after worried onlookers spotted the man, described as white and in his late 20, heading towards the building.Witnesses claimed he appeared oblivious to the knife in his right hand and had not threatened anyone.Read next: First pictures from Tom Daley's weddingOne witness told The Herald they saw several police officers, including a...
