Train operators Southern, Thameslink and Gatwick Express urged passengers not to travel on Wednesday morning.

One commuter said "it was carnage" as she was caught up in the travel disruption at East Croydon this morning.

Signalling issue and train derailment in south London hits Southern, Thameslink and Gatwick Express services ...

A train blocked lines to Norwood Junction and London Bridge this morning following a derailment, impacting Southern, ...

A “do not travel” alert has been issued by the UK’s largest railway franchise. Train operators Southern, Thameslink and ...

Train operators Southern, Thameslink and Gatwick Express – all part of the Govia Thameslink Railway (GTR) franchise in south-east England – urged passengers not to travel.