London Marathon chief executive Nick Bitel insists that the costs of ensuring athletes made it to the startline could be absorbed by organisers.
BBC: Britain's Mara Yamauchi arrives in London for Marathon
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London Marathon chief executive Nick Bitel said that more than 100 doctors were out on the course, including some of the world's leading medical experts.
BBC: Runner dies after London Marathon
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Earlier, London Marathon chief executive Nick Bitel said that more than 100 doctors were out on the course, including some of the world's leading medical experts.