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British Prime Minister Tony Blair arrives in Singapore to lend his support to London's 2012 Olympic bid

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Lord Coe is hoping Mr Blair can help persuade International Olympic Committee members to vote for London

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IOC President Jacques Rogge will announce whether London, Madrid, Moscow, New York or Paris have been successful

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Security is tight around the Raffles complex where IOC members will cast their vote on Wednesday

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More support is lent to London's bid by former Olympic triple jump champion Jonathan Edwards

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Denise Lewis is another gold medal winner who is lobbying delegates to squeeze any last votes out for London

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New York City Mayor Michael Bloomberg is in Singapore, but their bid has been beset with difficulties

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Australian swimming sensation Ian Thorpe is firmly behind the New York bid

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Visitors have been flocking to Singapore's Olympic museum at the Raffles City Shopping Centre

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Paris remain the favourites to claim the Games, but London's bid continues to grow momentum