South Western Railway says a driver involved in the Salisbury crash has an “excellent track record”.
Investigators say one of the two trains suffered a “wheel slide” before the collision.
Passengers describe being thrown from their seats when two trains collided in Salisbury, Wiltshire.
Police, fire and paramedics are at the scene of the crash and services have been halted.
Pte Jethro Watson-Pickering, 23, was part of a crew operating an Army vehicle at Salisbury Plain.
Wiltshire Police is investigating the death, the Ministry of Defence says.
from: BBC News Denis Sergeev is thought to have been the on-the-ground commander for the 2018 poisonings.
from: BBC News Joe Salisbury becomes the first Briton to win two doubles titles at a Grand Slam in the Open era at the US Open.
from: BBC News Joe Salisbury and Rajeev Ram beat Jamie Murray and Bruno Soares in the US Open men’s doubles final.
from: BBC News Andy Murray’s bid for an Olympic gold at a third successive Games ends as he and Joe Salisbury lose in the men’s doubles quarter-finals in Tokyo.
from: BBC News Watch the best shots as Great Britain’s Andy Murray and Joe Salisbury secure victory over Germany’s Kevin Krawietz and Tim Puetz to book their place in the quarter-finals.
Andy Murray continues his bid for a fourth Olympic medal as he and Joe Salisbury reach the men’s doubles quarter-finals in Tokyo.
Andy Murray and Joe Salisbury go through in the men’s doubles but Heather Watson loses in the first round of the women’s singles. from: BBC News
from: BBC News The Ministry of Defence says it is investigating the circumstances surrounding her death.