The difficulty, which has been resolved, is inflicting main disruption at one in all London’s busiest stations.
Source : https://www.bbc.co.uk/news/uk-england-london-67115764?at_medium=RSS&at_campaign=KARANGA
Euston station: Major train disruption after signal failure- Euston station: Major train disruption after signal failure * Euston station: Major train disruption after signal failure | Euston station: Major train disruption after signal failure | Euston station: Major train disruption after signal failure | Euston station: Major train disruption after signal failure | Euston station: Major train disruption after signal failure | Euston station: Major train disruption after signal failure | Euston station: Major train disruption after signal failure | Euston station: Major train disruption after signal failure | | Euston station: Major train disruption after signal failure | | Euston station: Major train disruption after signal failure | | Euston station: Major train disruption after signal failure |