London Mayor Boris Johnson says there will be a possible 2016 reopening of the Olympic Stadium, saying it was not built to cater for everything and it will take time to do roof seats etc.
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London Underground's offer was conditional on unions responding by 6.30pm tonight.
Luke Gutteridge was taken to court after dropping a piece of fruit the size of a 10 pence coin.
The offer includes a 2% rise this year and £2,000 for drivers on the new all-night service.