A man has been arrested after a laser was shone directly at the Metropolitan Police helicopter. The crew tracked down the 46-year-old man using onboard video equipment in Orpington early this morning.
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David Cameron said the Met proved it can "do more with less" and declined to criticise the Mayor of London for his water cannon spend.
A group of disabled activists threw toys and balls at him as he entered the conference.
A wet start to the week and the unsettled weather is set to continue over the next few days.