The head of the rescue service attending an explosion in central Prague has said that up to 40 people have been injured.
Police have said that people are also believed to be buried under rubble, the Associated Press reports.
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Emergency services have launched a search for a missing swimmer at Camber Sands in East Sussex, days after five men died there.
John Newman said "there are people in far worse situations than me and I want to give them a bit of hope".
Europe's biggest street festival kicks off in Notting Hill for what promises to be another fun-filled weekend in west London