Dave Lee Travis was released on bail this evening to return on a date in early January, police have confirmed.
The 67-year-old was arrested this morning on suspicion of sexual offences.
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John Underhill said geological changes 55 million years ago mean the UK's geology is unsuitable for shale oil and gas production.
Argos will have to pay an additional £1.5 million to staff they underpaid, a government investigation has ruled.
The government reportedly plans to allow visa-free travel to continue after Brexit for visitors from the European Union.