This terrifying real-time mystery set on a train hurtling from Glasgow to London takes the nerve-jangling suspense of 24 and Bodyguard and speeds them up.
The project, which began in 2012, involved plans for a 4 mile (6.5km) rail link to allow train services from Reading and Slough to reach Heathrow using a tunnel.
Two men have been arrested and charged over a deliberate fire that wrecked a model railway at a popular tourist attraction.
This website stores cookies on your computer. These cookies are used to provide a more personalized experience and to track your whereabouts around our website in compliance with the European General Data Protection Regulation. If you decide to to opt-out of any future tracking, a cookie will be setup in your browser to remember this choice for one year.