Read our Privacy noticeA fire at a building close to London’s Euston station is causing major disruption to rail services between the capital and several other UK cities. National Rail Enquiries said the West Coast Main Line is blocked between London Euston and Watford Junction because of the blaze at a commercial building in Camden, north London. It’s been extremely smoky with limited visibility at times.”The blaze is causing disruption to Avanti West Coast, London Northwestern Railway, London Overground and Southern services. It added that the fire had “disrupted the power to the railway” on all routes between London Euston and Wembley Central. “Due to the fire’s proximity to the railway, some lines between London Euston and Watford Junction are subject to delays or cancellation.