Number of injuries not yet known but rail services are suspended in the area
Emergency services have scrambled to respond to a collision of two trains near Salisbury on Sunday night, in a critical incident that left one train carriage derailed.
About 50 firefighters from Dorset and Wiltshire, Hampshire and Isle of Wight and South Western fire and rescue services are at the scene, which is close to London Road in Salisbury, along with Wiltshire police and Network Rail.