Radio DJ Neil Fox has been released on police bail following his arrest earlier today.
In a statement the Metropolitan Police said:
Officers from Westminster this morning, Tuesday, 30 September, arrested a 53-year-old man following four allegations of sexual assault against two women.
Three of the allegations are historic, one from earlier this year.
The man was arrested at a business address in W1 and taken to a central London police station. Officers subsequently searched addresses in SW6 and the Littlehampton area of West Sussex.
The man has now been bailed to return on a date in early December pending further enquiries.
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