What caused the deadly train crash in Spain? What we know so far
· cnn.com · popularity 37/100 · 0 similar stories today · Explainers & How Things Work (Discovery & Research)
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Summary
Scores of people were killed after two trains collided in Spain on Wednesday, in a crash that authorities say was caused by both computer system failure and apparent human error. At least 68 people were killed and more than 100 injured after one train rear-ended another train near the town of Urda, …
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