Joie Chitwood, president of the Daytona International Speedway, has said that Sunday's main race will go ahead despite the recent incident.
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Several injuries have been reported after a van has crashed into people in the Ramblas area of Barcelona.
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.