Salisbury train crash: What we know so far
TRAIN 1 DERAILS AT 18.38pm
The 17.08pm Portsmouth Harbour to Bristol Temple Meads run by Great Western Railway hits something as it enters the Fisherton Tunnel in Salisbury, sending it off the rails at around 18.38pm on Sunday.
Dozens of people are trapped inside for seven minutes before the second crash.
TRAIN 2 HITS TRAIN 1 AT 18.45pm
The 17.20pm London Waterloo to Honiton in Devon run by South West Rail is