Health minister Norman Lamb told the BBC he is "very interested" in banning the use of face-down restraint. He said: "If that is possible, it should be done."
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A British family believed to have fled to Syria have joined Islamic State, according to a statement said to be released on their behalf.
After the heatwave come the storms, with lightning flashes illuminating the night sky across much of the country last night.
An Independence Day event at a UK base has been cancelled by the US Air Force over security fears.