Train passengers across southern England warned of ‘major disruption’ for rest of day Commuters are braced for a chaotic rush hour after a day of disruption and “major delays” on train services across southern England . A fault with a radio system caused several cancellations and delays up to 90 minutes, after the incident was reported shortly before 9am on Thursday. While operators have reported that the fault with the radio has been resolved, many services are still likely to experience delays as networks recover from delays this morning. National Rail Enquiries warned there is “major disruption to some services across the south of England”, and the issue relates to how train drivers and signallers communicate. The operators by the radio fault today have been CrossCountry , Gatwick Express , Great Western Railway , London Overground, Southern, South Western Railway (SWR) and Thameslink.…