The A40 has reopened westbound after multiple crashes forced its closure today.
A woman driver was killed and as many as 15 people were injured on the Oxfordshire road before 10am.
Six vehicles were seriously damaged and a further 10 to 15 were also involved in collisions that stretched for more than half a mile.
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The airline apologised for the mistake.
The move will reportedly be announced in an emergency budget.
The movement was detected at 11.01pm on Saturday.