Dominic Kavanagh is a Clinical Care Patient Advisor for the Midlands at the Cystic Fibrosis Trust.
Many people from the region are running the London marathon to raise money for the charity, but he says he's confident in the country's security services.
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Any lingering cloud and rain will clear eastwards through the morning with some sunny spells developing.
Cloud and rain, will gradually clears east during the morning, with brighter conditions following. Some sunshine likely in the west.
Mansfield MP Ben Bradley was warned to take down the "libellous" tweet which made the claim about the Labour leader.