Five thousand members of the public took part in the National Lottery Olympic Park Run.
Princess Beatrice officially started the race before taking part in the event herself.
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Pair charged after woman was found being held in conditions of 'domestic servitude' in the Manchester area, police said.
The men were held over a stash of thousands of gun cartridges and more than 20 pistols and rifles, coastguards said.
James Greig asked his girlfriend to marry him on the front cover of the Observer magazine, so did she accept?