There are currently four bidders hoping to take over the venue but West Ham are the favourites.
But at his first meeting chairing the organisation deciding the future of the Olympic Park, the London Mayor told London Tonight that he is not "wedded to football".
Have West Ham's chances of moving into the Olympic Stadium been dealt a blow by Boris Johnson?
The details now from our political correspondent Simon Harris.
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The mayor hinted that certain cars could be entirely banned from London's streets in an effort to combat the city's "toxic" air.
The house built in the 1850s has three-bedrooms and two roof terraces.
Plymouth Argyle's ball boy Jake McLean, said he felt 'disrespected' and angry when he was pushed to the ground by the Orient captain.