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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Cold with some icy stretches to start. There will be sunny intervals and further blustery, wintry showers.
Early wintry showers will clear to give a mostly dry day with some sunny spells.
Scattered wintry showers will continue overnight. Clear spells will allow a frost to develop by morning.