Boris Johnson said: "Londoners have to be a little bit patient; they have to recognise that this thing (the Olympic Stadium) was not built to be the kind of omni-purpose, world class stadium capable of hosting premiership football that it should be and there's a very clear choice for us all.
"Do we want to rush ahead with a reopening or do we want to go on with the adaptations that will deliver a world class facility?"
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Transport for London is not happy that its branding has been used.
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Look closely at this collection of images by photographer Jim Grover and you'll notice there's something missing.