Paddy Power's controversial Oscar Pistorius advert has become the most complained-about UK advert of all time, with more than 5,200 complaints so far, the Advertising Standards Authority said.
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One person has been confirmed dead and several are injured in the ongoing incident in Las Ramblas.
A number of fatalities and 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.