The Duke of Edinburgh has started his official duties in Toronto, Canada by meeting members of the Royal Canadian Regiment.
2013 is the 60th anniversary of his role as the regiment's colonel-in-chief.
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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.
British firms predict the economy should sustain a "solid" pace of growth for the rest of the year thanks to lower oil prices and inflation.