Wiltshire Air Ambulance has landed for a crash on the A420 near Swindon.
Police have closed the major road in both directions following a road traffic collision at around 5pm today (Thursday).
Numerous ambulances, fire engines and police vehicles are attending the scene between Shrivenham and Watchfield, in Oxfordshire. 
It’s not yet known how many vehicles are involved or if anyone’s been seriously hurt.
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