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The M20 has reopened after it was shut for seven hours following a police chase - but will partly close again tonight for the removal of the Operation Brock barrier.
Bomb disposal teams, which were sent to the scene near Junction 9 for Ashford, have now left and the area has been declared safe.
Motorists were stuck for hours due to the sudden closure between Junction 9 and Junction 8 for Leeds Castle.
Police had pursued a speeding vehicle from Cheriton and made a "tactical hit" to bring it to a stop.
A 27-year-old man from Wales was arrested on suspicion of dangerous driving and failing to stop for police.
He remains in custody.
The Army was called as a precautionary measure following concerns about the security of the pursued vehicle, but it has since been declared safe.
It has now been removed from the London-bound carriageway and the route has reopened.
However, the London-bound carriageway is set to shut again at 8pm to allow for scheduled works to remove the Operation Brock barrier.
The coast-bound route will stay open as normal.
A spokesman from the force said: "Kent Police wishes to thank everyone for their patience and understanding whilst the motorway was closed."
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