New York Mayor Michael Bloomberg and the city's police commissioner Ray Kelly are speaking in response to claims the Boston Marathon bombing suspects planned to detonate bombs in Times Square.
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Cyprus Police said two people are facing charges of premeditated murder.
The figure is up from £42.3 million in 2014/15 and £56.9 million 2015/16, according to the research.
A study by Which? looked at the work done by councils across the country.