The coronavirus-delayed Tokyo Olympics will cost at least an extra $2.4 billion, organisers said Friday, with the unprecedented postponement and a raft of pandemic health measures ballooning an already outsized budget. Tokyo 2020 said an additional $1.5 billion would be needed for operational costs related to the delay, with another $900 million in spending on Coronavirus (COVID-19) countermeasures for the Games next year. The dollar figure is calculated at an exchange rate of 107 yen and is closer to $2.56 billion when calculated at today’s rate. The costs could rise further, with...