An 82-year-old man from Berkshire has been arrested on suspicion of sexual offences by officers from Operation Yewtree, the Metropolitan Police said.
He is one of 11 people arrested so far as part of investigations into alleged offending by Jimmy Savile and "others".
A Scotland Yard spokesman said he was bailed to a date in May.
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Two were taken to hospital and three others were treated at the scene.
Nikki Haley said the organisation was not worthy of its name.
Rain in the northwest with some heavy outbreaks will sink slowly southeastwards