Rail passengers across Britain face disruption due to a fault with a radio system used by train drivers and signallers.Train information website National Rail Enquiries said trains "across the network" are having to start their journeys later because of the failure of the onboard GSM-R system, and "may be subject to cancellations or alterations".South Western Railway is among the operators to cancel some services.

Rail passengers across Britain face disruption due to a fault with a radio system used by train drivers and signallers.Train information website National Rail Enquiries said trains "across the network" are having to start their journeys later because of the failure of the onboard GSM-R system, and "may be subject to cancellations or alterations".South Western Railway is among the operators to cancel some services.